एपीए उद्धरण

Gopinathan B. (1987). Veettammamaarkku Oru Pachakkarithottam. Kerala Bhasha Institute.

शिकागो स्टाइल उद्धरण

Gopinathan B. Veettammamaarkku Oru Pachakkarithottam. Thiruvananthapuram: Kerala Bhasha Institute, 1987.

एमएलए उद्धरण

Gopinathan B. Veettammamaarkku Oru Pachakkarithottam. Kerala Bhasha Institute, 1987.