World Bank. Africa Regional Office. Human Development Dept, ProQuest (Firm), & Mulkeen, A. (2007). Recruiting, retaining, and retraining secondary school teachers and principals in Sub-Saharan Africa. World Bank, Africa Region, Human Development Dept..
Chicago (17e ed.) BronvermeldingWorld Bank. Africa Regional Office. Human Development Dept, ProQuest (Firm), en Aidan Mulkeen. Recruiting, Retaining, and Retraining Secondary School Teachers and Principals in Sub-Saharan Africa. Washington, D.C.: World Bank, Africa Region, Human Development Dept., 2007.
MLA (9e ed.) BronvermeldingWorld Bank. Africa Regional Office. Human Development Dept, et al. Recruiting, Retaining, and Retraining Secondary School Teachers and Principals in Sub-Saharan Africa. World Bank, Africa Region, Human Development Dept., 2007.
