Dave, R., Ouane, A., & Perera, D. (1985). Learning strategies for post-literacy and continuing education in Kenya, Nigeria, Tanzania and United Kingdom: Outcomes of an International Research Project of the Unesco Institute for Education organized in co-operation with the German Commission for Unesco, Bonn. Hamburg: Unesco.

Dave, R.H, A. Ouane, and D.A Perera. Learning Strategies for Post-literacy and Continuing Education in Kenya, Nigeria, Tanzania and United Kingdom: Outcomes of an International Research Project of the Unesco Institute for Education Organized in Co-operation With the German Commission for Unesco, Bonn. Hamburg: Unesco, 1985.

Dave, R.H, A. Ouane, and D.A Perera. Learning Strategies for Post-literacy and Continuing Education in Kenya, Nigeria, Tanzania and United Kingdom: Outcomes of an International Research Project of the Unesco Institute for Education Organized in Co-operation With the German Commission for Unesco, Bonn. Hamburg: Unesco, 1985.