Cita APA (7a ed.)

Gumhalter, H. (1984). Power suplly systems in communications engineering: Part 1: Principles. Siemens.

Cita Chicago Style (17a ed.)

Gumhalter, Hans. Power Suplly Systems in Communications Engineering: Part 1: Principles. Berlin: Siemens, 1984.

Cita MLA (8a ed.)

Gumhalter, Hans. Power Suplly Systems in Communications Engineering: Part 1: Principles. Siemens, 1984.