Παραπομπή σε μορφή APA (7η εκδ.)

Cherlin, G. L. (1998). The classification of countable homogeneous directed graphs and countable homogeneous n-tournaments. American Mathematical Society.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Cherlin, Gregory L. The Classification of Countable Homogeneous Directed Graphs and Countable Homogeneous N-tournaments. Providence, Rhode island: American Mathematical Society, 1998.

Παραπομπή σε μορφή MLA (9th εκδ.)

Cherlin, Gregory L. The Classification of Countable Homogeneous Directed Graphs and Countable Homogeneous N-tournaments. American Mathematical Society, 1998.