एपीए उद्धरण

Ramachandran, P. (2015). Kerala charithrathinte adisthana rekakal (3 Edition.).

शिकागो स्टाइल उद्धरण

Ramachandran, Puthusherry. Kerala Charithrathinte Adisthana Rekakal. 3 Edition. Kerala Bhasha Institute, Thiruvanathapuram, 2015.

एमएलए उद्धरण

Ramachandran, Puthusherry. Kerala Charithrathinte Adisthana Rekakal. 3 Edition. 2015.