Παραπομπή σε μορφή APA (7η εκδ.)

Bollobas, B. (1986). Combinatorics: Set systems, hypergraphs, families of vectors, and combinatorial probability. Cambridge University Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Bollobas, Bela. Combinatorics: Set Systems, Hypergraphs, Families of Vectors, and Combinatorial Probability. New York: Cambridge University Press, 1986.

Παραπομπή σε μορφή MLA (8th εκδ.)

Bollobas, Bela. Combinatorics: Set Systems, Hypergraphs, Families of Vectors, and Combinatorial Probability. Cambridge University Press, 1986.