Cita APA (7a ed.)

Keswani, C., & Ndunguru, B. (1982). Intercropping (1st edition.). IDRC : University of Dar es Salaam; National Scientific Research Council.

Cita Chicago Style (17a ed.)

Keswani, C.L, y B.J Ndunguru. Intercropping. 1st edition. Ottawa: IDRC : University of Dar es Salaam; National Scientific Research Council, 1982.

Cita MLA (8a ed.)

Keswani, C.L, y B.J Ndunguru. Intercropping. 1st edition. IDRC : University of Dar es Salaam; National Scientific Research Council, 1982.