APA aipamena

Prasad, M. K. (1981). Prakriti samrakshanam. Kerala Sastra Sahitya Parishad.

Chicago Style aipamena

Prasad, M. K. Prakriti Samrakshanam. Quilon: Kerala Sastra Sahitya Parishad, 1981.

MLA aipamena

Prasad, M. K. Prakriti Samrakshanam. Kerala Sastra Sahitya Parishad, 1981.