एपीए उद्धरण

Valath, V. V. K. (1977). Charithra kavadangal. Sahitya Pravarthaka Sahakarana Sangam.

शिकागो स्टाइल उद्धरण

Valath, V. V. K. Charithra Kavadangal. Kottayam: Sahitya Pravarthaka Sahakarana Sangam, 1977.

एमएलए उद्धरण

Valath, V. V. K. Charithra Kavadangal. Sahitya Pravarthaka Sahakarana Sangam, 1977.