Gaya APA

Huxley, P., Ong, C, K. (1996). Tree-Crop Interactions : a physiological Approach . Kenya: CAB International, International Centre for Research Agroforestry.

Gaya MLA

Huxley, Peter., Ong, Chin, K. "Tree-Crop Interactions : a physiological Approach". Kenya: CAB International, International Centre for Research Agroforestry, 1996. Text.