Velayudhan Panikkassery. (1999). Pazhanchollil Pathirilla. Current books.
Chicago Style aipamenaVelayudhan Panikkassery. Pazhanchollil Pathirilla. Kottayam: Current books, 1999.
MLA aipamenaVelayudhan Panikkassery. Pazhanchollil Pathirilla. Current books, 1999.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.