Dyfyniad APA

Baidyanath Basu, Chattopadhyay, T., & Biswas, S. N. (2003). Introduction to astrophysics. Prentice-Hall.

Dyfyniad Arddull Chicago

Baidyanath Basu, Tanuka Chattopadhyay, and Sudhindra Nath Biswas. Introduction to Astrophysics. New Delhi: Prentice-Hall, 2003.

Dyfyniad MLA

Baidyanath Basu, et al. Introduction to Astrophysics. Prentice-Hall, 2003.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.