TY - BOOK AU - Grauwe,Anton de ED - UNESCO. TI - School supervision in four African countries T2 - IIEP research and studies programme SN - 9280312073 U1 - 379.5 PY - 2001/// CY - Paris PB - International Institute for Educational Planning KW - Inspección escolar KW - África N1 - v.1. Challenges and reforms -- v.2. National diagnoses, Botswana, Namibia, Tanzania, Zimbabwe ER -