Olutiola, P. (2019). Man’s unseen allies and their self-synthesized tools. Obafemi Awolowo University Press.
Chicago-čujuhus (17. p.)Olutiola, P.O. Man’s Unseen Allies and Their Self-synthesized Tools. Obafemi Awolowo University Press, 2019.
MLA-čujuhus (9. p.)Olutiola, P.O. Man’s Unseen Allies and Their Self-synthesized Tools. Obafemi Awolowo University Press, 2019.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.