Παραπομπή σε μορφή APA (7η εκδ.)

Olutiola, P. (2019). Man’s unseen allies and their self-synthesized tools. Obafemi Awolowo University Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Olutiola, P.O. Man’s Unseen Allies and Their Self-synthesized Tools. Obafemi Awolowo University Press, 2019.

Παραπομπή σε μορφή MLA (9th εκδ.)

Olutiola, P.O. Man’s Unseen Allies and Their Self-synthesized Tools. Obafemi Awolowo University Press, 2019.