Cita APA (7a ed.)
Africa, I. L. C. f. (1989). Animal-drawn tiller/planter/weeder tested. International Livestock Centre for Africa.
Cita Chicago Style (17a ed.)
Africa, International Livestock Centre for. Animal-drawn Tiller/planter/weeder Tested. International Livestock Centre for Africa, 1989.
Cita MLA (9a ed.)
Africa, International Livestock Centre for. Animal-drawn Tiller/planter/weeder Tested. International Livestock Centre for Africa, 1989.
Precaución: Estas citas no son 100% exactas.