एपीए उद्धरण

Dharma Raja Ayyer. (1985). Sugandha thylangal. Kerala Bhasha Institute.

शिकागो स्टाइल उद्धरण

Dharma Raja Ayyer. Sugandha Thylangal. Thiruvananthapuram: Kerala Bhasha Institute, 1985.

एमएलए उद्धरण

Dharma Raja Ayyer. Sugandha Thylangal. Kerala Bhasha Institute, 1985.