APA (7th ed.) Citation

Froehlich, W. (1984). Space station: The next logical step. National Aeronautics and Space Administration.

Chicago Style (17th ed.) Citation

Froehlich, Walter. Space Station: The Next Logical Step. Washington, D.C.: National Aeronautics and Space Administration, 1984.

MLA (9th ed.) Citation

Froehlich, Walter. Space Station: The Next Logical Step. National Aeronautics and Space Administration, 1984.

Warning: These citations may not always be 100% accurate.