एपीए उद्धरण

Bernal, J. D., & Namboothiripad, M. (1963). Sastram charitrattil. Kerala Sahithya Akademi; Sold by NBS.

शिकागो स्टाइल उद्धरण

Bernal, J. D., और M.C Namboothiripad. Sastram Charitrattil. Trichur: Kerala Sahithya Akademi; Sold by NBS, 1963.

एमएलए उद्धरण

Bernal, J. D., और M.C Namboothiripad. Sastram Charitrattil. Kerala Sahithya Akademi; Sold by NBS, 1963.