Παραπομπή APA

Biswas, S. (1976). Introduction to viruses. Vikas publishing house Pvt Ltd.

Παραπομπή Chicago Style

Biswas, S.B. Introduction to Viruses. New Delhi: Vikas publishing house Pvt Ltd, 1976.

Παραπομπή MLA

Biswas, S.B. Introduction to Viruses. Vikas publishing house Pvt Ltd, 1976.