एपीए उद्धरण

Raghavan, P. (1985). Kerala pathra pravarthana charithram (m). Kerala Sahithya Akademi.

शिकागो स्टाइल उद्धरण

Raghavan, Puthuppally. Kerala Pathra Pravarthana Charithram (m). Thrissur: Kerala Sahithya Akademi, 1985.

एमएलए उद्धरण

Raghavan, Puthuppally. Kerala Pathra Pravarthana Charithram (m). Kerala Sahithya Akademi, 1985.