United States. National Aeronautics and Space Administration. (1987). Space station: The next logical step. National Aeronautics and Space Administration.
Chicago Style (17th ed.) CitationUnited States. National Aeronautics and Space Administration. Space Station: The Next Logical Step. [Washington, D.C.?]: National Aeronautics and Space Administration, 1987.
MLA (8th ed.) CitationUnited States. National Aeronautics and Space Administration. Space Station: The Next Logical Step. National Aeronautics and Space Administration, 1987.
Warning: These citations may not always be 100% accurate.