Geography, D. o. (2019). Regional planning System. Obafemi Awolowo University.
Cita Chicago (17th ed.)Geography, Department of. Regional Planning System. Obafemi Awolowo University, 2019.
Cita MLA (9th ed.)Geography, Department of. Regional Planning System. Obafemi Awolowo University, 2019.
Atenció: Aquestes cites poden no estar 100% correctes.