Cita APA (7th ed.)
Greenberg, J. S. (2003). Economic principles applied to space industry decisions. American Institute of Aeronautics and Astronautics, Inc..
Cita Chicago (17th ed.)
Greenberg, Joel S. Economic Principles Applied to Space Industry Decisions. Reston, Va.: American Institute of Aeronautics and Astronautics, Inc., 2003.
Cita MLA (9th ed.)
Greenberg, Joel S. Economic Principles Applied to Space Industry Decisions. American Institute of Aeronautics and Astronautics, Inc., 2003.
Atenció: Aquestes cites poden no estar 100% correctes.