एपीए उद्धरण

Baidyanath Basu Tanuka Chattopadhyay Sudhindra Nath Biswas. (2017). Introduction to Astrophysics (2.). PH Learning.

शिकागो स्टाइल उद्धरण

Baidyanath Basu Tanuka Chattopadhyay Sudhindra Nath Biswas. Introduction to Astrophysics. 2. Delhi: PH Learning, 2017.

एमएलए उद्धरण

Baidyanath Basu Tanuka Chattopadhyay Sudhindra Nath Biswas. Introduction to Astrophysics. 2. PH Learning, 2017.