APA (7e ed.) Bronvermelding
Greenberg, J. S. (2003). Economic principles applied to space industry decisions. American Institute of Aeronautics and Astronautics, Inc..
Chicago (17e ed.) Bronvermelding
Greenberg, Joel S. Economic Principles Applied to Space Industry Decisions. Reston, Va.: American Institute of Aeronautics and Astronautics, Inc., 2003.
MLA (9e ed.) Bronvermelding
Greenberg, Joel S. Economic Principles Applied to Space Industry Decisions. American Institute of Aeronautics and Astronautics, Inc., 2003.
Let op: Deze citaties zijn niet altijd 100% accuraat.