एपीए उद्धरण

Gopalakrishnan,Naduvattam. (1998). Atmakadha sahityam malayalathil. Kerala Bhasha Institute.

शिकागो स्टाइल उद्धरण

Gopalakrishnan,Naduvattam. Atmakadha Sahityam Malayalathil. Thiruvananthapuram: Kerala Bhasha Institute, 1998.

एमएलए उद्धरण

Gopalakrishnan,Naduvattam. Atmakadha Sahityam Malayalathil. Kerala Bhasha Institute, 1998.