एपीए उद्धरण

Ulloor Viswanathan,N(Editor). (1978). English essays and poems of Mahakavi Ulloor. University Of Kerala.

शिकागो स्टाइल उद्धरण

Ulloor Viswanathan,N(Editor). English Essays and Poems of Mahakavi Ulloor. Thiruvananthapuram: University Of Kerala, 1978.

एमएलए उद्धरण

Ulloor Viswanathan,N(Editor). English Essays and Poems of Mahakavi Ulloor. University Of Kerala, 1978.