APA (7th ed.) Citation

Charles, P. A., & Seward, F. D. (1995). Exploring the x-ray universe. Cambridge University Press.

Chicago Style (17th ed.) Citation

Charles, Philip A., and Frederick D. Seward. Exploring the X-ray Universe. Cambridge: Cambridge University Press, 1995.

MLA (8th ed.) Citation

Charles, Philip A., and Frederick D. Seward. Exploring the X-ray Universe. Cambridge University Press, 1995.