एपीए उद्धरण

Varkey, P. (1972). Gangasangamam. Vidyathrimithram.

शिकागो स्टाइल उद्धरण

Varkey, Ponkunnam. Gangasangamam. Kottayam: Vidyathrimithram, 1972.

एमएलए उद्धरण

Varkey, Ponkunnam. Gangasangamam. Vidyathrimithram, 1972.