TY  - BOOK
AU  - Rival Ivan
ED  - NATO Advanced study Institute on Graphs and Order( 1984 : Bannff,Canada )
TI  - Graphs and order: papers
SN  - 90-277-1943-8
U1  - 511.5 
PY  - 1985///
CY  - Dordrecht
PB  - D Reidel
KW  - Graph theory
ER  -