एपीए उद्धरण

Narayana Bhatta & Keralavarmathampuran, P. (1969). Veni samharam. Educational supplies.

शिकागो स्टाइल उद्धरण

Narayana Bhatta और Panthalattu Keralavarmathampuran. Veni Samharam. Trivandrum: Educational supplies, 1969.

एमएलए उद्धरण

Narayana Bhatta और Panthalattu Keralavarmathampuran. Veni Samharam. Educational supplies, 1969.