Vettinad sreedharan Nair. (1989). Nyayadeepthi. S Venugopal.
Chicago Style aipamenaVettinad sreedharan Nair. Nyayadeepthi. S Venugopal, 1989.
MLA aipamenaVettinad sreedharan Nair. Nyayadeepthi. S Venugopal, 1989.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.