APA
(1980). Statistical profile for Rubber Plantation Labour in India. Kottayam: Rubber Research Institute of India.
Chicago
1980. Statistical profile for Rubber Plantation Labour in India. Kottayam: Rubber Research Institute of India.
Harvard
(1980). Statistical profile for Rubber Plantation Labour in India. Kottayam: Rubber Research Institute of India.
MLA
Statistical profile for Rubber Plantation Labour in India. Kottayam: Rubber Research Institute of India. 1980.
