Cita APA (7a ed.)

(1988). Crop and animal production systems program. International Development Research Centre (IDRC).

Cita Chicago Style (17a ed.)

Crop and Animal Production Systems Program. Otawa: International Development Research Centre (IDRC), 1988.

Cita MLA (9a ed.)

Crop and Animal Production Systems Program. International Development Research Centre (IDRC), 1988.