APA
(1974). Rubber Planters Conference India, 4-5 January 1974, Kottayam, India. Kottayam: Rubber Research Institute of India.
Chicago
1974. Rubber Planters Conference India, 4-5 January 1974, Kottayam, India. Kottayam: Rubber Research Institute of India.
Harvard
(1974). Rubber Planters Conference India, 4-5 January 1974, Kottayam, India. Kottayam: Rubber Research Institute of India.
MLA
Rubber Planters Conference India, 4-5 January 1974, Kottayam, India. Kottayam: Rubber Research Institute of India. 1974.