(1995). Challenges of space for a better world: Selected papers presented at the 44th International Astronautical Federationn Congress ; Graz, Austria, 16 - 22 October 1993. Pergamon.
Chicago-Zitierstil (17. Ausg.)Challenges of Space for a Better World: Selected Papers Presented at the 44th International Astronautical Federationn Congress ; Graz, Austria, 16 - 22 October 1993. Tarrytown, NY: Pergamon, 1995.
MLA-Zitierstil (9. Ausg.)Challenges of Space for a Better World: Selected Papers Presented at the 44th International Astronautical Federationn Congress ; Graz, Austria, 16 - 22 October 1993. Pergamon, 1995.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.