APA

(1980). Combinatorial Mathematics VII.Proc.of the Seventh Australian Conference on.held at the University of Newca stle,Austral. Berlin: Springer.

Chicago

1980. Combinatorial Mathematics VII.Proc.of the Seventh Australian Conference on.held at the University of Newca stle,Austral. Berlin: Springer.

Harvard

(1980). Combinatorial Mathematics VII.Proc.of the Seventh Australian Conference on.held at the University of Newca stle,Austral. Berlin: Springer.

MLA

Combinatorial Mathematics VII.Proc.of the Seventh Australian Conference on.held at the University of Newca stle,Austral. Berlin: Springer. 1980.