TY  - BOOK
AU  - Biggs Norman L
TI  - Discrete mathematics
T2  - Texts from oxford university press
SN  - 9780195667523 (pbk)
U1  - B, M5;P3 
PY  - 2003///
CY  - New Delhi
PB  - Oxford University Press    
KW  -  Discrete mathematics
KW  -  Integers
KW  -  Natural numbers
KW  -  Set notation
KW  - Mathematics
N1  - ''Index 421-425p''
ER  -