एपीए उद्धरण

Chacko; P T. (1967). Vijnjaanavum Veekshanavum. Sahitya Pravarthaka Co-operative Society Ltd.

शिकागो स्टाइल उद्धरण

Chacko; P T. Vijnjaanavum Veekshanavum. Kottayam: Sahitya Pravarthaka Co-operative Society Ltd, 1967.

एमएलए उद्धरण

Chacko; P T. Vijnjaanavum Veekshanavum. Sahitya Pravarthaka Co-operative Society Ltd, 1967.