TY  - BOOK
AU  - Srivastava, A.N. 
TI  - Text book on groups: (with solved problem sets)
SN  - 8180300285
U1  - 512.2 Sr38t 
PY  - 2003///
CY  - New Delhi
PB  - Campus Books
KW  - Algebraic topology
KW  - Graph theory
ER  -