Geography, D. o. (2019). Water Resources Evaluation. Obafemi Awolowo University.
Chicago Style (17. basım) AtıfGeography, Department of. Water Resources Evaluation. Obafemi Awolowo University, 2019.
MLA (9th ed.) AtıfGeography, Department of. Water Resources Evaluation. Obafemi Awolowo University, 2019.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..