Παραπομπή APA

Varma, C. R. R. (2008). Prakrithijeevanam (7th ed.). Kerala Bhasha Institute.

Παραπομπή Chicago Style

Varma, C. R. R. Prakrithijeevanam. 7th ed. Thiruvananthapuram: Kerala Bhasha Institute, 2008.

Παραπομπή MLA

Varma, C. R. R. Prakrithijeevanam. 7th ed. Kerala Bhasha Institute, 2008.