एपीए उद्धरण

Unnikrishnan Puthoor. (1985). Kalpakappoomazha. India Press.

शिकागो स्टाइल उद्धरण

Unnikrishnan Puthoor. Kalpakappoomazha. Kottayam: India Press, 1985.

एमएलए उद्धरण

Unnikrishnan Puthoor. Kalpakappoomazha. India Press, 1985.