Παραπομπή APA

Ramakrishnan TK. (1990). Keralathinte karshaka prasthanam. Chintha.

Παραπομπή Chicago Style

Ramakrishnan TK. Keralathinte Karshaka Prasthanam. Thiruvanathapuram: Chintha, 1990.

Παραπομπή MLA

Ramakrishnan TK. Keralathinte Karshaka Prasthanam. Chintha, 1990.