TY  - BOOK
AU  - Rosen ,K. H and Kamala Krithivasan
TI  - Discrete mathematics and its applications 
SN  - 978-007-1315012
AV  - QA 39.2 R67 2013
PY  - 2013///
CY  - New York
PB  - Mc Graw-Hill
KW  - Mathematics
KW  - Computer
ER  -