Cita APA (7th ed.)
Rohrenwerke, M. Mannesmann stahlrohrban. The Mannesmann.
Cita Chicago (17th ed.)
Rohrenwerke, Mannesmann. Mannesmann Stahlrohrban. Hanover,Germany: The Mannesmann.
Cita MLA (9th ed.)
Rohrenwerke, Mannesmann. Mannesmann Stahlrohrban. The Mannesmann.
Atenció: Aquestes cites poden no estar 100% correctes.