APA (7th ed.) Citation

Ambartsumyan, V. A. (1958). Theoretical astrophysics. Pergamon Press.

Chicago Style (17th ed.) Citation

Ambartsumyan, V. A. Theoretical Astrophysics. London: Pergamon Press, 1958.

MLA (8th ed.) Citation

Ambartsumyan, V. A. Theoretical Astrophysics. Pergamon Press, 1958.

Warning: These citations may not always be 100% accurate.