APA aipamena

Mattantarakan, P., & Ramanmenon, P. (1973). Visvadipam. Sahitya Pravarthaka Co-operative Society Ltd.

Chicago Style aipamena

Mattantarakan, Puttankavu, and Puthezhatu Ramanmenon. Visvadipam. Kottayam: Sahitya Pravarthaka Co-operative Society Ltd, 1973.

MLA aipamena

Mattantarakan, Puttankavu, and Puthezhatu Ramanmenon. Visvadipam. Sahitya Pravarthaka Co-operative Society Ltd, 1973.