एपीए उद्धरण

Vasudevan Pillai Vayala. (2013). Rangabhasha. Kerala Bhasha Institute.

शिकागो स्टाइल उद्धरण

Vasudevan Pillai Vayala. Rangabhasha. Thiruvananthapuram: Kerala Bhasha Institute, 2013.

एमएलए उद्धरण

Vasudevan Pillai Vayala. Rangabhasha. Kerala Bhasha Institute, 2013.