एपीए उद्धरण

Oommen, K. J. (1974). Prarambhika topology. State Institute of Languages.

शिकागो स्टाइल उद्धरण

Oommen, K J. Prarambhika Topology. Trivandrum: State Institute of Languages, 1974.

एमएलए उद्धरण

Oommen, K J. Prarambhika Topology. State Institute of Languages, 1974.