APA

Bhatia V. B., . (2001). Textbook of astronomy and astrophysics with elements of cosmology. : Narosa Publishing House, New Delhi.

Chicago

Bhatia V B, . 2001. Textbook of astronomy and astrophysics with elements of cosmology. : Narosa Publishing House, New Delhi.

Harvard

Bhatia V. B., . (2001). Textbook of astronomy and astrophysics with elements of cosmology. : Narosa Publishing House, New Delhi.

MLA

Bhatia V B, . Textbook of astronomy and astrophysics with elements of cosmology. : Narosa Publishing House, New Delhi. 2001.