International Oil Palm Conference Kuala Lumpur, Incorporated Society of Planters, Wastie, R. L., & Earp, D. A. (1973). Advances in oil palm cultivation: The proceedingsof the International Oil Palm Conference held in Kuala Lumpur 16-18 November 1972. Incorporated Society of Planters.
Cita Chicago Style (17a ed.)International Oil Palm Conference Kuala Lumpur, Incorporated Society of Planters, R. L. Wastie, y D. A. Earp. Advances in Oil Palm Cultivation: The Proceedingsof the International Oil Palm Conference Held in Kuala Lumpur 16-18 November 1972. Kuala Lumpur: Incorporated Society of Planters, 1973.
Cita MLA (9a ed.)International Oil Palm Conference Kuala Lumpur, et al. Advances in Oil Palm Cultivation: The Proceedingsof the International Oil Palm Conference Held in Kuala Lumpur 16-18 November 1972. Incorporated Society of Planters, 1973.