National Aeronautics and Space Administration, G. C. M. S. F. C., & Schneider, T. (2010). NASA Engineering Design Challenges: Environmental Control and Life Support Systems. Water Filtration Challenge. EG-2008-09-134-MSFC. National Aeronautics and Space Administration (NASA).
Chicago Style (17th ed.) CitationNational Aeronautics and Space Administration, George C. Marshall Space Flight Center, and Twila Schneider. "NASA Engineering Design Challenges: Environmental Control and Life Support Systems. Water Filtration Challenge. EG-2008-09-134-MSFC." National Aeronautics and Space Administration (NASA) 2010.
MLA (9th ed.) CitationNational Aeronautics and Space Administration, George C. Marshall Space Flight Center, and Twila Schneider. "NASA Engineering Design Challenges: Environmental Control and Life Support Systems. Water Filtration Challenge. EG-2008-09-134-MSFC." National Aeronautics and Space Administration (NASA), 2010.