APA (7th ed.) Citation

United States. National Aeronautics and Space Administration. (1992). The Case for Space Station Freedom: A statement of purpose. National Aeronautics and Space Administration.

Chicago Style (17th ed.) Citation

United States. National Aeronautics and Space Administration. The Case for Space Station Freedom: A Statement of Purpose. [Washington, D.C.?]: National Aeronautics and Space Administration, 1992.

MLA (9th ed.) Citation

United States. National Aeronautics and Space Administration. The Case for Space Station Freedom: A Statement of Purpose. National Aeronautics and Space Administration, 1992.