Western State of Nigeria statistical abstract.
Western State (Nigeria).Ministry of Economic Planning and Social Development.Statistics Division.
Western State (Nigeria).Ministry of Economic Planning and Reconstruction.Statistics Division.
Ibadan : Ministry of Economic Planning and Social Development, Statistical Division,
1968-
Issued 1968- as double nos.
Issued by: Western State of Nigeria, Ministry of Economic Planning and Social Development, Statistics Division, 1968-1969; Western State of Nigeria, Ministry of Economic Planning and Reconstruction, Statistics Division, 1970-
Western Nigeria statistical bulletin