Bolsius, E. C. A. (1993). Pigs in space. Ministry of Housing Spatial Planning and the Environment Department for Information and International Relations.
Chicago-Zitierstil (17. Ausg.)Bolsius, Emmy C. A. Pigs in Space. The Hague: Ministry of Housing Spatial Planning and the Environment Department for Information and International Relations, 1993.
MLA-Zitierstil (9. Ausg.)Bolsius, Emmy C. A. Pigs in Space. Ministry of Housing Spatial Planning and the Environment Department for Information and International Relations, 1993.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.