Παραπομπή APA

Wallis, W. (1988). Combinatorial designs. Marcel Dekker.

Παραπομπή Chicago Style

Wallis, W.D. Combinatorial Designs. New York: Marcel Dekker, 1988.

Παραπομπή MLA

Wallis, W.D. Combinatorial Designs. Marcel Dekker, 1988.