एपीए उद्धरण

Prabhakara Warier K M. (2001). Malayalam: Mattavum valarchayum. Vallathol Vidyapeetham.

शिकागो स्टाइल उद्धरण

Prabhakara Warier K M. Malayalam: Mattavum Valarchayum. Sukapuram: Vallathol Vidyapeetham, 2001.

एमएलए उद्धरण

Prabhakara Warier K M. Malayalam: Mattavum Valarchayum. Vallathol Vidyapeetham, 2001.