एपीए उद्धरण

Shyamala, P. R. (1982). Daivathil Viswasikkunnavar. Sahitya Pravarthaka Sakakarana sangam.

शिकागो स्टाइल उद्धरण

Shyamala, P. R. Daivathil Viswasikkunnavar. Kottayam: Sahitya Pravarthaka Sakakarana sangam, 1982.

एमएलए उद्धरण

Shyamala, P. R. Daivathil Viswasikkunnavar. Sahitya Pravarthaka Sakakarana sangam, 1982.