1. Adu-Amankwah, K. and G Kester. (Eds.) 1999. How to Make Democratic Participation a Success: An Africasn Trade Union Challenge. Rotterdam: Textua.
2. Adewumi, F. 1993. “Industrial Relations Economic Development and Democracy: A Preliminary Note”, (Pp. 59-82) in E.F. Osuji (ed.), Challenges Facing Industrial Relation in Nigeria in the Context of Emerging New Economic and Political Order. Department of Adult Education University of Ibadan, Ibadan. Nigeria
3. Cutcher-Gershenfeld, J. 1991. “Recent Developments in U.S. Employee Involvement Initiatives: Erosion or Diffusion”, (Pp. 1-32) in D. Sockell et al. (eds.), Advances in Industrial and Labour Relations. CT: JAI Press.
4. Dunlop, J. 1958. Industrial Relations System. New York: Holt.
5. Fashoyin, T. 1992. Industrial Relations and African Development. New Delhi: South Asian Publishing Ltd.