Cita APA (7th ed.)

Weedy, B. M. (1972). Electric power systems (2a. ed.). John Wiley.

Cita Chicago (17th ed.)

Weedy, B. M. Electric Power Systems. 2a. ed. Londres: John Wiley, 1972.

Cita MLA (9th ed.)

Weedy, B. M. Electric Power Systems. 2a. ed. John Wiley, 1972.