APA (7th ed.) Citation
(1946). RCA electron tube handbook HB-3. [s.n.].
Chicago Style (17th ed.) Citation
RCA Electron Tube Handbook HB-3. [s.l.]: [s.n.], 1946.
MLA (9th ed.) Citation
RCA Electron Tube Handbook HB-3. [s.n.], 1946.
Warning: These citations may not always be 100% accurate.