Citazione APA

Western State (Nigeria). Ministry of Economic Planning and Social Development. Statistics Division & Western State (Nigeria). Ministry of Economic Planning and Reconstruction. Statistics Division. (1968). Western State of Nigeria statistical abstract. The Division.

Stile di citazione Chicago

Western State (Nigeria). Ministry of Economic Planning and Social Development. Statistics Division e Western State (Nigeria). Ministry of Economic Planning and Reconstruction. Statistics Division. Western State of Nigeria Statistical Abstract. Ibadan: The Division, 1968.

Citazione MLA

Western State (Nigeria). Ministry of Economic Planning and Social Development. Statistics Division e Western State (Nigeria). Ministry of Economic Planning and Reconstruction. Statistics Division. Western State of Nigeria Statistical Abstract. The Division, 1968.