APA (7th ed.) Citation

(1970). Transmitting tubes for communication and tubes for R. F. heating, triodes, associated accessories ([1st ed.].). Philips.

Chicago Style (17th ed.) Citation

Transmitting Tubes for Communication and Tubes for R. F. Heating, Triodes, Associated Accessories. [1st ed.]. [S.l.]: Philips, 1970.

MLA (9th ed.) Citation

Transmitting Tubes for Communication and Tubes for R. F. Heating, Triodes, Associated Accessories. [1st ed.]. Philips, 1970.