APA (7th ed.) Citation

United States. National Aeronautics and Space Administration. (2001). Designing the 21st century aerospace vehicle. National Aeronautics and Space Administration.

Chicago Style (17th ed.) Citation

United States. National Aeronautics and Space Administration. Designing the 21st Century Aerospace Vehicle. [Washington, D.C.]: National Aeronautics and Space Administration, 2001.

MLA (9th ed.) Citation

United States. National Aeronautics and Space Administration. Designing the 21st Century Aerospace Vehicle. National Aeronautics and Space Administration, 2001.