APA (7th ed.) Citation

El-Kareh, A. B., & El-Kareh, J. C. J. (1970). Electron beams, lenses, and optics. Academic Press.

Chicago Style (17th ed.) Citation

El-Kareh, A. B., and J. C. J. El-Kareh. Electron Beams, Lenses, and Optics. New York: Academic Press, 1970.

MLA (9th ed.) Citation

El-Kareh, A. B., and J. C. J. El-Kareh. Electron Beams, Lenses, and Optics. Academic Press, 1970.