एपीए उद्धरण

Ramakrishnan, M. (1976). Yantram (3rd ed.). Sahitya Pravarthaka Co-operative Society Ltd.

शिकागो स्टाइल उद्धरण

Ramakrishnan, Malayattur. Yantram. 3rd ed. Kottayam: Sahitya Pravarthaka Co-operative Society Ltd, 1976.

एमएलए उद्धरण

Ramakrishnan, Malayattur. Yantram. 3rd ed. Sahitya Pravarthaka Co-operative Society Ltd, 1976.