एपीए उद्धरण

Vasukkuttan, K. A. Kerala Bhasha Institute Pascathalavum Pravarthanavum.

शिकागो स्टाइल उद्धरण

Vasukkuttan, K A. Kerala Bhasha Institute Pascathalavum Pravarthanavum. Thiruvananthapuram, State Institute of languages.

एमएलए उद्धरण

Vasukkuttan, K A. Kerala Bhasha Institute Pascathalavum Pravarthanavum.