एपीए उद्धरण

Koshy, M. (1976). K.C. Mammen Mappilai the Man and His Vision. Kerala Historical Society.

शिकागो स्टाइल उद्धरण

Koshy, M.J. K.C. Mammen Mappilai the Man and His Vision. Trivandarm: Kerala Historical Society, 1976.

एमएलए उद्धरण

Koshy, M.J. K.C. Mammen Mappilai the Man and His Vision. Kerala Historical Society, 1976.