(1987). Observational cosmology: Proceedings of the 124th symposium of the International Astronomical Union, held in Beijing, China, August 25 - 30, 1986. Reidel.
Chicago-Zitierstil (17. Ausg.)Observational Cosmology: Proceedings of the 124th Symposium of the International Astronomical Union, Held in Beijing, China, August 25 - 30, 1986. Dordrecht [u.a.]: Reidel, 1987.
MLA-Zitierstil (9. Ausg.)Observational Cosmology: Proceedings of the 124th Symposium of the International Astronomical Union, Held in Beijing, China, August 25 - 30, 1986. Reidel, 1987.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.