Category Archive: textbooks

Jul
28

ISBN numbers and EAN numbers

What’s that barcode on the back of my used textbook really mean? What’s that striped code on the backs of textbooks? That’s the “barcode.” A scanner converts that barcode into either a 10 digit ISBN number, or a 13 digit EAN number. Nowadays, most textbooks use the 13-digit EAN number which usually begin with the …

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