Cita APA (7a ed.)

Chopra, R. N., & Chopra, I. C. (1965). Drug addiction with special reference to India. Council of Scientific & Industrial Research.

Cita Chicago Style (17a ed.)

Chopra, Ram N., y Ishwar C. Chopra. Drug Addiction with Special Reference to India. New Delhi: Council of Scientific & Industrial Research, 1965.

Cita MLA (9a ed.)

Chopra, Ram N., y Ishwar C. Chopra. Drug Addiction with Special Reference to India. Council of Scientific & Industrial Research, 1965.