Müller, H. (2014). Portfolio: Hans-Peter Feldmann ; "Erdbeer-Blues". Monopol.
Cita Chicago (17th ed.)Müller, Hans-Joachim. "Portfolio: Hans-Peter Feldmann ; "Erdbeer-Blues"." Monopol 2014.
Cita MLA (8th ed.)Müller, Hans-Joachim. "Portfolio: Hans-Peter Feldmann ; "Erdbeer-Blues"." Monopol, 2014.
Atenció: Aquestes cites poden no estar 100% correctes.