Cita APA (7th ed.)

Roeper, R. (1972). Short-circuit currents in three-phase networks. Pitman.

Cita Chicago (17th ed.)

Roeper, Richar. Short-circuit Currents in Three-phase Networks. Londres: Pitman, 1972.

Cita MLA (9th ed.)

Roeper, Richar. Short-circuit Currents in Three-phase Networks. Pitman, 1972.