एपीए उद्धरण

Koshy, M. (1976). K.C. Mammen Mappilai the man and his vision. Kerala Histotical Soceity.

शिकागो स्टाइल उद्धरण

Koshy, M.J. K.C. Mammen Mappilai the Man and His Vision. Trivandrum: Kerala Histotical Soceity, 1976.

एमएलए उद्धरण

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