एपीए उद्धरण

Velayudhanpilla, P. V. (1966). Madhyakala Malayalam. The Author.

शिकागो स्टाइल उद्धरण

Velayudhanpilla, P V. Madhyakala Malayalam. Trivandrum: The Author, 1966.

एमएलए उद्धरण

Velayudhanpilla, P V. Madhyakala Malayalam. The Author, 1966.