Cita APA (7a ed.)
Nyika, M. W. (2001). Permaculture at school. Technical Centre for Agricultural and Rural Cooperation.
Cita Chicago Style (17a ed.)
Nyika, Mugove Walter. Permaculture at School. Technical Centre for Agricultural and Rural Cooperation, 2001.
Cita MLA (9a ed.)
Nyika, Mugove Walter. Permaculture at School. Technical Centre for Agricultural and Rural Cooperation, 2001.
Precaución: Estas citas no son 100% exactas.