BOOK PUBLICATIONS
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Space Tourism
Economic and Technical Evaluation of Suborbital Space Flight for Tourism
Goehlich, R.A. (2002). Space Tourism: Economic and Technical Evaluation of Suborbital Space Flight for Tourism, ISBN 3-936231-36-2, Der Andere Verlag, Osnabrueck, Germany.
Germany: Order from Amazon.de
International: Order from Univelt.com 
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A Representative Program Model for
Developing Space TourismGoehlich, R.A. (2003). A Representative Program Model for Developing Space Tourism, ISBN 3-936846-29-4, Wissenschaftlicher Verlag Berlin.
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Spaceships
A Reference Guide to International Reusable Launch Vehicle Concepts from 1944 to the Present
Goehlich, R.A. (2006). Spaceships - A Reference Guide to International Reusable Launch Vehicle Concepts from 1944 to the Present, ISBN 1-894959-50-7, Apogee Books, CG Publishing Inc., Burlington, Canada.
International: Order from Apogee Books
This book contains a databank of 300 worldwide suborbital and orbital Reusable Launch Vehicle concepts. It covers the first concepts such as the Silver Bird proposed by Eugen Saenger in 1944 to realized ones such as the SpaceShipOne concept proposed by Burt Rutan. If you like that your reusable launch vehicle concept is also listed in the next edition of this book or if you find a mistake, please submit the “Spaceships Template” by email to me. "Save target as..." by a right click on the link below. Download Spaceships Template (word-file)
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Make-or-Buy Decisions in Aerospace Organizations
Essays on Strategic Efficiency Improvements
Goehlich, R.A. (2009). Make-or-Buy Decisions in Aerospace Organizations: Essays on Strategic Efficiency Improvements, ISBN 978-3-8349-1530-6, Gabler Verlag, Wiesbaden, Germany.