Cita APA (7th ed.)

Gangopadhyay, S., & Chakravarti, A. (1997). Those days. Penguin Books.

Cita Chicago (17th ed.)

Gangopadhyay, Sunil, i Aruna Chakravarti. Those Days. New Delhi ; New York, NY, USA: Penguin Books, 1997.

Cita MLA (8th ed.)

Gangopadhyay, Sunil, i Aruna Chakravarti. Those Days. Penguin Books, 1997.