एपीए उद्धरण

Sivadas, S. (2010). Vellam, vellam. Sahitya pravarthaka co-operative society.

शिकागो स्टाइल उद्धरण

Sivadas, S. Vellam, Vellam. Kottam: Sahitya pravarthaka co-operative society, 2010.

एमएलए उद्धरण

Sivadas, S. Vellam, Vellam. Sahitya pravarthaka co-operative society, 2010.