एपीए उद्धरण

Bhattacharya, T. (1996). Shrinking Universe. National Book Trust.

शिकागो स्टाइल उद्धरण

Bhattacharya, Tapan. Shrinking Universe. New Delhi: National Book Trust, 1996.

एमएलए उद्धरण

Bhattacharya, Tapan. Shrinking Universe. National Book Trust, 1996.