Bakker, S. (2006). Concrete design book on plastic-opacity: International concrete design competition for students 2006/2007.
Chicago-Zitierstil (17. Ausg.)Bakker, Siebe. Concrete Design Book on Plastic-opacity: International Concrete Design Competition for Students 2006/2007. Berlin, 2006.
MLA-Zitierstil (8. Ausg.)Bakker, Siebe. Concrete Design Book on Plastic-opacity: International Concrete Design Competition for Students 2006/2007. 2006.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.