Western Nigeria statistical bulletin.
Western State (Nigeria).Ministry of Economic Planning and Community Development.Statistics Division.
Western State (Nigeria).Ministry of Economic Planning and Social Development.Statistics Division.
Ibadan : Ministry of Economic Planning and Community Development, Statistical Division,
1960-1967.
Issued -1967 as double nos.
Issued by: Western Nigeria, Ministry of Economic Planning and Community Development, Statistics Division, 1960-1965; Western Nigeria, Ministry of Economic Planning and Social Development, Statistics Division, 1966-1967.
Western Region statistical bulletin
Western State of Nigeria statistical abstract