एपीए उद्धरण

Unnikrishnan. S.V. (1969). Eruttu, Velicham, Nizhalukal. Current Books.

शिकागो स्टाइल उद्धरण

Unnikrishnan. S.V. Eruttu, Velicham, Nizhalukal. Current books, Thrissur: Current Books, 1969.

एमएलए उद्धरण

Unnikrishnan. S.V. Eruttu, Velicham, Nizhalukal. Current Books, 1969.