Cita APA (7a ed.)

Briggs, G. A. (1953). Sound reproduction (3d ed.). Wharfedale Wireless Works.

Cita Chicago Style (17a ed.)

Briggs, G. A. Sound Reproduction. 3d ed. Idle,: Wharfedale Wireless Works, 1953.

Cita MLA (9a ed.)

Briggs, G. A. Sound Reproduction. 3d ed. Wharfedale Wireless Works, 1953.