Cita APA (7a ed.)

Smith, R. J. (1967). Circuits, devices and systems (2a ed.). John Wiley & Sons Limited.

Cita Chicago Style (17a ed.)

Smith, Ralph Judson. Circuits, Devices and Systems. 2a ed. New York: John Wiley & Sons Limited, 1967.

Cita MLA (9a ed.)

Smith, Ralph Judson. Circuits, Devices and Systems. 2a ed. John Wiley & Sons Limited, 1967.