TY  - BOOK
AU  - Harris, John M.
TI  - Combinatorics and graph theory
T2  - Undergraduate Texts in Mathematics/ed.by S. Axler
SN  - 0387987363
U1  - 511.6 HAR 
PY  - 2000///
CY  - New York
PB  - Springer
N1  - Includes bibliographical references
ER  -