APA (7th ed.) Citation

Goddard Space Flight Center. (1991). Mission Operations and Data Systems Directorate. National Aeronautics and Space Administration, Goddard Space Flight Center.

Chicago Style (17th ed.) Citation

Goddard Space Flight Center. Mission Operations and Data Systems Directorate. Greenbelt, Md.: National Aeronautics and Space Administration, Goddard Space Flight Center, 1991.

MLA (8th ed.) Citation

Goddard Space Flight Center. Mission Operations and Data Systems Directorate. National Aeronautics and Space Administration, Goddard Space Flight Center, 1991.