एपीए उद्धरण

Ravindran. (2008). Seethakala yathrakal. H&C publishing House.

शिकागो स्टाइल उद्धरण

Ravindran. Seethakala Yathrakal. Thrissur: H&C publishing House, 2008.

एमएलए उद्धरण

Ravindran. Seethakala Yathrakal. H&C publishing House, 2008.