Παραπομπή σε μορφή APA (7η εκδ.)

Olutiola, P. O. (2013). 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, 2013.

Παραπομπή σε μορφή MLA (9th εκδ.)

Olutiola, P. O. Man’s Unseen Allies and Their Self-Synthesized Tools. Obafemi Awolowo University Press, 2013.