एपीए उद्धरण

Narayaqnan, k. k., & geevarghese Salim, D. (1974). Avrtha beejikalude roopavijnanam. State Institute of Languages.

शिकागो स्टाइल उद्धरण

Narayaqnan, k k., और D. geevarghese Salim. Avrtha Beejikalude Roopavijnanam. Trivndrum: State Institute of Languages, 1974.

एमएलए उद्धरण

Narayaqnan, k k., और D. geevarghese Salim. Avrtha Beejikalude Roopavijnanam. State Institute of Languages, 1974.