APA
Thampan P., . (1981). Handbook on coconut palm. Oxford & IBH publishing, New Delhi: .
Chicago
Thampan P.K, . 1981. Handbook on coconut palm. Oxford & IBH publishing, New Delhi: .
Harvard
Thampan P., . (1981). Handbook on coconut palm. Oxford & IBH publishing, New Delhi: .
MLA
Thampan P.K, . Handbook on coconut palm. Oxford & IBH publishing, New Delhi: . 1981.