एपीए उद्धरण

(1973). Kumaranasan Smaraka Samiti, Thonnakkal. sold by National book stall.

शिकागो स्टाइल उद्धरण

Kumaranasan Smaraka Samiti, Thonnakkal. Thonnakkal: sold by National book stall, 1973.

एमएलए उद्धरण

Kumaranasan Smaraka Samiti, Thonnakkal. sold by National book stall, 1973.