TY  - BOOK
AU  - Godsil,C.D.
AU  - Royle,Gordon
TI  - Algebraic graph theory 
SN  - 0387952209 (pbk. : alk. paper)
U1  - 511.5 
PY  - 2001///
CY  - New York
PB  - Springer
KW  - Graph theory
ER  -