एपीए उद्धरण

(1976). Kerala through the ages. Dept. of Publications, Govt. of Kerala.

शिकागो स्टाइल उद्धरण

Kerala Through the Ages. Thiruvananthapuram: Dept. of Publications, Govt. of Kerala, 1976.

एमएलए उद्धरण

Kerala Through the Ages. Dept. of Publications, Govt. of Kerala, 1976.