TY  - BOOK
AU  - Kirtland, Joseph
TI  - Identification numbers and check digit schemes
SN  - 0883857200
U1  - 512.7 
PY  - 2001///
CY  - Washington D.C.
PB  - The Mathematical Association of America
KW  - CHECK DIGIT SCHEMES
KW  - NUMBER THEORY
ER  -