एपीए उद्धरण

Keralaverma. (2009). Pandhalam Keralavarmayute Pradhanakavithakal (M). Kerala Sahithya Akademi.

शिकागो स्टाइल उद्धरण

Keralaverma. Pandhalam Keralavarmayute Pradhanakavithakal (M). Thrissur: Kerala Sahithya Akademi, 2009.

एमएलए उद्धरण

Keralaverma. Pandhalam Keralavarmayute Pradhanakavithakal (M). Kerala Sahithya Akademi, 2009.