Melcher, R., & Honnef, K. (2007). Ulrike Rosenbach: Figur / Natur. Kehrer.
Cita Chicago (17th ed.)Melcher, Ralph, i Klaus Honnef. Ulrike Rosenbach: Figur / Natur. Heidelberg: Kehrer, 2007.
Cita MLA (8th ed.)Melcher, Ralph, i Klaus Honnef. Ulrike Rosenbach: Figur / Natur. Kehrer, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.