Cita APA (7th ed.)

Darr, J. (1957). How to install & service intercommunication systems. J. F. Rider.

Cita Chicago (17th ed.)

Darr, Jack. How to Install & Service Intercommunication Systems. New York: J. F. Rider, 1957.

Cita MLA (9th ed.)

Darr, Jack. How to Install & Service Intercommunication Systems. J. F. Rider, 1957.