APA citiranje

Soremekun, O., & Onwuka, R. I. (2014). Nigerian Petroleum Policy and External Relations. Obafemi Awolowo University.

Chicago Style (17th ed.) Citation

Soremekun, Olukayode, and R. I. Onwuka. Nigerian Petroleum Policy and External Relations. Obafemi Awolowo University, 2014.

MLA citiranje

Soremekun, Olukayode, and R. I. Onwuka. Nigerian Petroleum Policy and External Relations. Obafemi Awolowo University, 2014.