International Symposium of Tropical Ecology Kuala Lumpur, Malaysia, International Society for Tropical Ecology, & Furtado, J. I. (1980). Tropical ecology and development: Proceedings of the Vth International Symposium of Tropical Ecology, 16-21 April 1979, Kuala Lumpur, Malaysia. International Society of Tropical Ecology.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)International Symposium of Tropical Ecology Kuala Lumpur, Malaysia, International Society for Tropical Ecology, و J. I. Furtado. Tropical Ecology and Development: Proceedings of the Vth International Symposium of Tropical Ecology, 16-21 April 1979, Kuala Lumpur, Malaysia. Kuala Lumpur: International Society of Tropical Ecology, 1980.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)International Symposium of Tropical Ecology Kuala Lumpur, Malaysia, et al. Tropical Ecology and Development: Proceedings of the Vth International Symposium of Tropical Ecology, 16-21 April 1979, Kuala Lumpur, Malaysia. International Society of Tropical Ecology, 1980.