Check ISBN code in assembly 8086

[ariel1234]

Hi guys,

I am new here, can some one here help me to find code in assembly 8086 that check if ISBN code is correct?

ISBN - Internetional Standard Book Numbering.
ISBN is 13 digit longth - 3 digits for strting, 9 digit code and 1 digit checksum

The program need to get the ISBN code from keyboard and chech if the chechsum is correct.
the check sum calculate on the 9 digits.

for more information - http://en.wikipedia.org/wiki/isbn

thanks,

[ariel1234]

No one?
pls it is urgent