TY  - BOOK
AU  - GRIMALDI, RALHP P, RAMANA B V
TI  - DISCRETE AND COMBINATORIAL MATHEMATICS: AN APPLIED INTRODUCTION ISCRETE AND COMBINATORIAL M? HEMATICS: AN APPLIED INTRODUCT 
SN  - 8177584240
PY  - 2011///
CY  - NEW DELHI
PB  - PEARSON
ER  -