020Ġ061435163 ǂq (sound recording ǂq OverDrive Audio Book)ĩ780061435164 ǂq (sound recording ǂq OverDrive Audio Book) Prior to the definition of subfield ǂq in 2013, qualifying information was contained in subfield ǂa and subfield ǂz. 020Ī brief statement of qualifying information concerning the item associated with a number being recorded in subfield ǂa or subfield ǂz. For scores you may use subfield ǂc to indicate the availability of rental material. Generally do not enter terms of availability. Thirteen-digit ISBNs beginning with 979 do not have a corresponding 10-digit ISBN. OCLC systems automatically generate a corresponding 10- or 13-digit ISBN if not already present in the record, when appropriate. The 2nd indicator position is undefined and contains a blank.Įnter the 10- or 13-digit International Standard Book Numbers into subfield ǂa. The 1st indicator position is undefined and contains a blank. To avoid this situation, delete both ISBNs when editing locally. If a record contains corresponding 10- and 13-digit ISBNs and you delete one, the system will regenerate the one you deleted and add it to the record. If the error message appears again and you transcribed the ISBN exactly, the ISBN is in error. If you made a typographical error, correct the ISBN and validate the record again. If there is an error in the ISBN (e.g., it is too long or too short, has an incorrect character in any position, or an incorrect value in the check digit), the system displays an error message with the ISBN remaining in subfield ǂa. When you validate a record containing field 020, the system checks subfield ǂa to verify that the content and length of the ISBN are correct and that the check character matches the calculated check character. It is used to identify and eliminate typographical errors. The final character of an ISBN is a calculated check character, either 0- 9 or X. Enter SBNs from other countries in subfield ǂz.įor example, if the SBN is 717803139, enter: 0717803139 If the item was published in Australia, Canada, New Zealand, South Africa, the United Kingdom, the United States, or Zimbabwe, enter an initial 0 before the Standard Book Number (SBN). They are the forerunner of modern ISBNs and are nine digits in length. Some items contain Standard Book Numbers. If you are cataloging a multipart item, enter both the numbers for the set and the individual parts when available. If you are cataloging a single part of a multipart item, enter both the numbers for the part and the set when available. If a book has ISBNs for both hard cover and paperback editions and if the publishers are the same, enter each ISBN in a separate 020 field. Invalid ISBNs may be entered in a single 020 field with repeated subfields ǂz however, OCLC recommends entering each invalid ISBN in a separate 020 field. Use the following guidelines for entering multiple ISBNs:Įnter each valid ISBN in a separate 020 field. Note: If the final character is a lowercase x, enter an uppercase X. Do not enter the hyphens, periods, or spaces. If printed in a book, catalog, or bibliography, these four parts are usually separated by hyphens, periods, or spaces. Thirteen-digit ISBNs must begin with either 978 or 979 (a 13-digit EAN beginning with 978 or 979 may be input as a valid ISBN). Each ISBN is a 10- or 13-digit number and has four parts: the language group of the country of publication, the publisher, the title, and the check character.
Use for canceled ISBNs, invalid ISBNs, SBNs, and terms of availability.Īn ISBN is a unique number assigned to an item by its publisher. Terms of availability (NR) Ĭontains the International Standard Book Number (ISBN). Subfields (R=Repeatable NR=Nonrepeatable) Required if applicable/Required if applicable 090 Locally Assigned LC-type Call Number.086 Government Document Classification Number.085 Synthesized Classification Number Components.083 Additional Dewey Decimal Classification Number.082 Dewey Decimal Classification Number.080 Universal Decimal Classification Number.071 National Agricultural Library Copy Statement.070 National Agricultural Library Call Number.061 National Library of Medicine Copy Statement.060 National Library of Medicine Call Number.055 Classification Numbers Assigned in Canada.051 Library of Congress Copy, Issue, Offprint Statement.048 Number of Instruments or Voices Codes.
044 Country of Publishing/Producing Entity Code.036 Original Study Number for Computer Data Files.034 Coded Cartographic Mathematical Data.