APA (7th ed.) Citation

Dummer, G. W. A. (1956). Variable resistors and potentiometers / by G.W.A. Dummer. Pitman.

Chicago Style (17th ed.) Citation

Dummer, G. W. A. Variable Resistors and Potentiometers / by G.W.A. Dummer. Pitman, 1956.

MLA (9th ed.) Citation

Dummer, G. W. A. Variable Resistors and Potentiometers / by G.W.A. Dummer. Pitman, 1956.

Warning: These citations may not always be 100% accurate.