Tiemann, H., & Wagner, G. G. (2012). RatSWD Working Paper Series. 2007-.
Cita Chicago (17th ed.)Tiemann, Heinrich, i Gert G. Wagner. RatSWD Working Paper Series. Berlin: 2007-, 2012.
Cita MLA (8th ed.)Tiemann, Heinrich, i Gert G. Wagner. RatSWD Working Paper Series. 2007-, 2012.
Atenció: Aquestes cites poden no estar 100% correctes.