Παραπομπή APA

Vaidyanathayyr, G. (1981). Patirruppattu. Kerala Sahitya Academy.

Παραπομπή Chicago Style

Vaidyanathayyr, G. Patirruppattu. Trivandrum: Kerala Sahitya Academy, 1981.

Παραπομπή MLA

Vaidyanathayyr, G. Patirruppattu. Kerala Sahitya Academy, 1981.