APA (7th ed.) Citation

Thomas, H. A. (1947). Development of a cold cathode ion source for a mass spectrometer type vacuum leak detector. [publisher not identified].

Chicago Style (17th ed.) Citation

Thomas, Harold Albert. Development of a Cold Cathode Ion Source for a Mass Spectrometer Type Vacuum Leak Detector. [College Station, Tex.]: [publisher not identified], 1947.

MLA (9th ed.) Citation

Thomas, Harold Albert. Development of a Cold Cathode Ion Source for a Mass Spectrometer Type Vacuum Leak Detector. [publisher not identified], 1947.