APA aipamena

Kotuppunna. (1981). Aithihaasikamaya Saahodaryam. Sahitya Pravarthaka Sahakarana Sangam.

Chicago Style aipamena

Kotuppunna. Aithihaasikamaya Saahodaryam. Kottayam: Sahitya Pravarthaka Sahakarana Sangam, 1981.

MLA aipamena

Kotuppunna. Aithihaasikamaya Saahodaryam. Sahitya Pravarthaka Sahakarana Sangam, 1981.