Wagner, K. H. (2000). The American West: Exploring new worlds (2. Druck.). Schöningh.
Cita Chicago Style (17a ed.)Wagner, Karl Heinz. The American West: Exploring New Worlds. 2. Druck. Paderborn: Schöningh, 2000.
Cita MLA (9a ed.)Wagner, Karl Heinz. The American West: Exploring New Worlds. 2. Druck. Schöningh, 2000.
Precaución: Estas citas no son 100% exactas.