एपीए उद्धरण

Ramachandran, P. Puthusserikkavithakal. DC Books.

शिकागो स्टाइल उद्धरण

Ramachandran, Puthusseri. Puthusserikkavithakal. Kottayam: DC Books.

एमएलए उद्धरण

Ramachandran, Puthusseri. Puthusserikkavithakal. DC Books.