The use of a helium mass spectrometer leak detector /
by Earle W. Young.

APA Citation

Young, E. W., United States. National Aeronautics and Space Administration., Goddard Space Flight Center. (1964). The use of a helium mass spectrometer leak detector. Washington, D.C.: National Aeronautics and Space Administration.

MLA Citation

Young, Earle W, United States. National Aeronautics and Space Administration, and Goddard Space Flight Center. The Use of a Helium Mass Spectrometer Leak Detector. Washington, D.C.: National Aeronautics and Space Administration, 1964.