एपीए उद्धरण

Vaddyar, K. K. (1971). Vrttavicaram. Sahitya Pravarthaka Co-operative Society Ltd.

शिकागो स्टाइल उद्धरण

Vaddyar, K K. Vrttavicaram. Kottayam: Sahitya Pravarthaka Co-operative Society Ltd, 1971.

एमएलए उद्धरण

Vaddyar, K K. Vrttavicaram. Sahitya Pravarthaka Co-operative Society Ltd, 1971.