Cita APA (7a ed.)

Seifert, W. (1979). Generators-motors; physical fundamentals and basic mechanical form. Siemens.

Cita Chicago Style (17a ed.)

Seifert, Walter. Generators-motors; Physical Fundamentals and Basic Mechanical Form. Berlín: Siemens, 1979.

Cita MLA (8a ed.)

Seifert, Walter. Generators-motors; Physical Fundamentals and Basic Mechanical Form. Siemens, 1979.