APA (7e ed.) Bronvermelding

Erdos, P., & Spencer, J. H. j. a. (1974). Probabilistic methods in combinators. Academic Press.

Chicago (17e ed.) Bronvermelding

Erdos, Paul, en Joel H. joint author Spencer. Probabilistic Methods in Combinators. New York: Academic Press, 1974.

MLA (9e ed.) Bronvermelding

Erdos, Paul, en Joel H. joint author Spencer. Probabilistic Methods in Combinators. Academic Press, 1974.