APA استشهاد

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

استشهاد بنمط شيكاغو

Bhatia, V. B. Textbook of Astronomy and Astrophysics with Elements of Cosmology. New Delhi: Narosa Publishing House, 2001.

MLA استشهاد

Bhatia, V. B. Textbook of Astronomy and Astrophysics with Elements of Cosmology. Narosa Publishing House, 2001.