APA (7th ed.) Citation

International Astronomical Union. Colloquium, International Astronomical Union. Commission 36, Groth, H., & Wellmann, P. Spectrum formation in stars with steady-state extended atmospheres: Proceedings of the International Astronomical Union Colloquium no. 2, Commission 36, Munich, Germany, April 16-19, 1969.

Chicago Style (17th ed.) Citation

International Astronomical Union. Colloquium, International Astronomical Union. Commission 36, Hans-Günther Groth, and P. Wellmann. Spectrum Formation in Stars with Steady-state Extended Atmospheres: Proceedings of the International Astronomical Union Colloquium No. 2, Commission 36, Munich, Germany, April 16-19, 1969.

MLA (9th ed.) Citation

International Astronomical Union. Colloquium, et al. Spectrum Formation in Stars with Steady-state Extended Atmospheres: Proceedings of the International Astronomical Union Colloquium No. 2, Commission 36, Munich, Germany, April 16-19, 1969.