Bud, Is your edition of the book hard backe or a paper back? Many books list the paper back ISBN as xxxxxxxxxxx followed by the designation "PBK." You can also check a sight such as www.amazon.com, which lists paper back and hard back books separately and also gives ISBN numbers for each. HTH. Pratik -----Original Message----- From: bksvol-discuss-bounce@xxxxxxxxxxxxx [mailto:bksvol-discuss-bounce@xxxxxxxxxxxxx] On Behalf Of Bud Schwab Sent: Monday, October 02, 2006 7:36 PM To: bksvol-discuss@xxxxxxxxxxxxx Subject: [bksvol-discuss] 2 ISBN numbers in one book Hi Gang, I am scanning a book right now and it seems to have two ISBN numbers. How do I know which one to use? Thanks. Bud Schwab W 6 Z Y P Malibu, California To unsubscribe from this list send a blank Email to bksvol-discuss-request@xxxxxxxxxxxxx put the word 'unsubscribe' by itself in the subject line. To get a list of available commands, put the word 'help' by itself in the subject line. To unsubscribe from this list send a blank Email to bksvol-discuss-request@xxxxxxxxxxxxx put the word 'unsubscribe' by itself in the subject line. To get a list of available commands, put the word 'help' by itself in the subject line.