APA (7th ed.) Citation

Osterbrock, D. E. (1990). Stars and galaxies: Citizens of the universe : readings from Scientific American magazine. W.H. Freeman.

Chicago Style (17th ed.) Citation

Osterbrock, Donald E. Stars and Galaxies: Citizens of the Universe : Readings from Scientific American Magazine. New York: W.H. Freeman, 1990.

MLA (8th ed.) Citation

Osterbrock, Donald E. Stars and Galaxies: Citizens of the Universe : Readings from Scientific American Magazine. W.H. Freeman, 1990.