एपीए उद्धरण

Patmanabhapilla, K. (1956). Ninnalariyum. the author; sold by NBS.

शिकागो स्टाइल उद्धरण

Patmanabhapilla, Kainikkara. Ninnalariyum. Kottayam: the author; sold by NBS, 1956.

एमएलए उद्धरण

Patmanabhapilla, Kainikkara. Ninnalariyum. the author; sold by NBS, 1956.