एपीए उद्धरण

Ramakrishnan Desamangalam. (2003). Niranam pattukavikal. P Sankaran Nambiar Foundation.

शिकागो स्टाइल उद्धरण

Ramakrishnan Desamangalam. Niranam Pattukavikal. Thrissur: P Sankaran Nambiar Foundation, 2003.

एमएलए उद्धरण

Ramakrishnan Desamangalam. Niranam Pattukavikal. P Sankaran Nambiar Foundation, 2003.