एपीए उद्धरण

Unnikrishnan Puthoor. (1968). Eccumoppolu. Sahitya Pravarthaka Co-operative Society Ltd.

शिकागो स्टाइल उद्धरण

Unnikrishnan Puthoor. Eccumoppolu. Kottayam: Sahitya Pravarthaka Co-operative Society Ltd, 1968.

एमएलए उद्धरण

Unnikrishnan Puthoor. Eccumoppolu. Sahitya Pravarthaka Co-operative Society Ltd, 1968.