Gibson, D. C. (2012). Commercial space tourism: Impediments to industrial development and strategic communication solutions. Bentham eBooks.
Chicago-Zitierstil (17. Ausg.)Gibson, Dirk C. Commercial Space Tourism: Impediments to Industrial Development and Strategic Communication Solutions. [Oak Park, Ill.]: Bentham eBooks, 2012.
MLA-Zitierstil (9. Ausg.)Gibson, Dirk C. Commercial Space Tourism: Impediments to Industrial Development and Strategic Communication Solutions. Bentham eBooks, 2012.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.