TY - BOOK AU - Mapasa, Nthunt'si. AU - Molapo, Lirahalibonoe. TI - Renewable energy conversion T2 - Kawi Energy Science for Africa PY - 1999/// CY - Harare, Zimbabwe PB - UNESCO and the African Publishers' network (APNET) KW - Force and energy KW - Sears List of Subject Headings KW - Energy resources ER -