Citação norma APA

Farming Systems Programme (Botswana) & Norman, D. W. (1994). Farming systems research approach: A primer for eastern and southern Africa. Farming Systems Programme.

Citação norma Chicago

Farming Systems Programme (Botswana) and D. W. Norman. Farming Systems Research Approach: A Primer for Eastern and Southern Africa. Gaborone, Botswana: Farming Systems Programme, 1994.

Citação norma MLA

Farming Systems Programme (Botswana) and D. W. Norman. Farming Systems Research Approach: A Primer for Eastern and Southern Africa. Farming Systems Programme, 1994.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.