TY  - BOOK
AU  - Hell, Pavol
AU  - Nešetřil, Jaroslav
TI  - Graphs and homomorphisms
SN  - 9780198528173
SN  - 200453359
U1  - 511.5 HEL 
PY  - 2004///
CY  - Oxford
PB  - Oxford University Press
KW  - Graph theory
KW  - Homomorphisms (Mathematics)
N1  - Includes index. Bibliography
ER  -