TY  - BOOK
AU  - Wallis W D
TI  - Beginner's guide to graph theory
SN  - 9780817644840 (pbk)
U1  - B44g, P7   TB 
PY  - 2007///
CY  - Boston
PB  - Birkhauser       
KW  -  Binary relations
KW  -  Petersen graph
KW  -  Typical digraph
KW  - Mathematics
N1  - ''Index 255-260p''
ER  -