TY  - BOOK
AU  - WALLIS, W D
TI  - A Beginner's Guide to Discrete Mathematics
U1  - 512.6 
PY  - 2003///
CY  - NEW DELHI
PB  - SPRINGER INTERNATIONAL
KW  -  COMPUTER SCIENCE --MATHEMATICS --TEXTBOOKS
KW  -  MATHEMATICS --TEXTBOOK
KW  - MATHEMATICS
ER  -