Ravichandran C. (2009). Nasthikanaya Daivam. D C Books.
Chicago Style aipamenaRavichandran C. Nasthikanaya Daivam. Kottayam: D C Books, 2009.
MLA aipamenaRavichandran C. Nasthikanaya Daivam. D C Books, 2009.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.