Gaya APA

dkk, K, H. (2000). Agroforestry on Acid Soils in the Humid Tropics: Managing Tree-Soil-Crop Interactions . Bogor: International Centre for Research in Agroforestry.

Gaya MLA

dkk, K., Hairiah,. "Agroforestry on Acid Soils in the Humid Tropics: Managing Tree-Soil-Crop Interactions". Bogor: International Centre for Research in Agroforestry, 2000. Text.