APA (7th ed.) Citation

Beckman, J. E., & Pagel, B. E. J. (1989). Evolutionary phenomena in galaxies. Cambridge University Press.

Chicago Style (17th ed.) Citation

Beckman, J. E., and Bernard Ephraim Julius Pagel. Evolutionary Phenomena in Galaxies. Cambridge [England] New York: Cambridge University Press, 1989.

MLA (9th ed.) Citation

Beckman, J. E., and Bernard Ephraim Julius Pagel. Evolutionary Phenomena in Galaxies. Cambridge University Press, 1989.