Παραπομπή APA

Vellayani Arjunan. (1972). Gaveshana Mekhala. N.B.S.

Παραπομπή Chicago Style

Vellayani Arjunan. Gaveshana Mekhala. Kottayam: N.B.S, 1972.

Παραπομπή MLA

Vellayani Arjunan. Gaveshana Mekhala. N.B.S, 1972.