ISSNĪn ISSN is a standardized international code which allows the identification of a serial publication.Īn ISSN consists of eight digits in two groups of four, separated by a hyphen. Weekly Reader Childrens Book Club Presents Sloths Birthday Party. The twelfth digit is a check digit and usually appears at the bottom right of the symbol.Įnter all digits found on the item (e.g., 008817006925). Weekly Reader Childrens Book Club Presents Sloths Birthday Party.The next ten digits encoded in the symbol are below the bars.The first digit is the Number System Character (NSC) which appears on the left side of the symbol outside of the bars.Hyphens or spaces usually separate the elements of the The UPC appears as a barcode symbol with 12 digits printed below it. Click on the price to find out more about a book. The Universal Product Code (UPC) is a barcode symbol that is used to track trade items in stores (e.g., audio and video products). Sloth plans a birthday party but is afraid no one will come because they don't like his messy house. Enter an OCLC number without leading zeros. OCLC assigns a unique number to each bibliographic record input into WorldCat. Thirteen-digit ISBNs must begin with either 978 or 979.
An ISBN is a unique number assigned to an item by its publisher. View Larger Image Sloths Birthday Party Massie, Diane Redfield.
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