Wirtz, R. (2014). Roland Wirtz: [time remembered] / Thomas Punzmann Fine Arts, Frankfurt. Thomas Punzmann Fine Arts.
Chicago Style (17. basım) AtıfWirtz, Roland. Roland Wirtz: [time Remembered] / Thomas Punzmann Fine Arts, Frankfurt. Frankfurt am Main: Thomas Punzmann Fine Arts, 2014.
MLA (8th ed.) AtıfWirtz, Roland. Roland Wirtz: [time Remembered] / Thomas Punzmann Fine Arts, Frankfurt. Thomas Punzmann Fine Arts, 2014.
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