एपीए उद्धरण

Olappamanna. Ehisunari. the author; sold by NBS.

शिकागो स्टाइल उद्धरण

Olappamanna. Ehisunari. Kottayam: the author; sold by NBS.

एमएलए उद्धरण

Olappamanna. Ehisunari. the author; sold by NBS.