Dobbins, T. A., & Sheehan, W. (2003). Mars mania 1956: During the early years of the Cold War, many astronomers still imagined that the red planet teemed with life.
Chicago-Zitierstil (17. Ausg.)Dobbins, Thomas A., und William Sheehan. Mars Mania 1956: During the Early Years of the Cold War, Many Astronomers Still Imagined That the Red Planet Teemed with Life. 2003.
MLA-Zitierstil (9. Ausg.)Dobbins, Thomas A., und William Sheehan. Mars Mania 1956: During the Early Years of the Cold War, Many Astronomers Still Imagined That the Red Planet Teemed with Life. 2003.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.