Cita APA (7a ed.)
Mannesmann-Export. Manesmann tubular steel construction. The Mannesmann.
Cita Chicago Style (17a ed.)
Mannesmann-Export. Manesmann Tubular Steel Construction. Hanover,Germany: The Mannesmann.
Cita MLA (9a ed.)
Mannesmann-Export. Manesmann Tubular Steel Construction. The Mannesmann.
Precaución: Estas citas no son 100% exactas.