APA (7th ed.) Citation

Rider, J. F. (1939). Servicing by signal tracing. J.F. Rider.

Chicago Style (17th ed.) Citation

Rider, John F. Servicing by Signal Tracing. New York city: J.F. Rider, 1939.

MLA (9th ed.) Citation

Rider, John F. Servicing by Signal Tracing. J.F. Rider, 1939.