| Type | Working Paper |
| Title | Industrial relations under various administrations in Nigeria: a political-temporal analysis of trade disputes, work stoppages and human work-day losses (1970-2004) |
| Author(s) | |
| Publication (Day/Month/Year) | 2013 |
| URL | https://www.researchgate.net/profile/Richard_Ingwe/publication/257366868/links/0deec536988a1bf8ff000000.pdf |
| » | Nigeria - Population and Housing Census 1963 |
| » | Nigeria - Population and Housing Census 1991 |