APA (7th ed.) Citation

Courvoisier, T. J., & Camenzind, M. (1984). A model for the emission spectrum of active galactic nuclei. Astrophysics and space science, 93, .

Chicago Style (17th ed.) Citation

Courvoisier, Thierry J., and Max Camenzind. "A Model for the Emission Spectrum of Active Galactic Nuclei." Astrophysics and Space Science 93 (1984).

MLA (9th ed.) Citation

Courvoisier, Thierry J., and Max Camenzind. "A Model for the Emission Spectrum of Active Galactic Nuclei." Astrophysics and Space Science, vol. 93, 1984.