Lohse, R. P., & Badur, F. (1978). Systhema: Frank Badur, Andreas Brandt, Stefanos Gazis, Johannes Gecceli, Kristin Gerber, Thomas Kaminsky, Jan Kotik, George Rickey, Chr. Roeckenschuss, Klaus Schoen, Peter Sedgley, Rudolf Valenta ; [Ausstellung in der Loeb-Galerie Bern] / [Text: Richard Paul Lohse]. Kulturwerk BBK.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)Lohse, Richard Paul, và Frank Badur. Systhema: Frank Badur, Andreas Brandt, Stefanos Gazis, Johannes Gecceli, Kristin Gerber, Thomas Kaminsky, Jan Kotik, George Rickey, Chr. Roeckenschuss, Klaus Schoen, Peter Sedgley, Rudolf Valenta ; [Ausstellung in Der Loeb-Galerie Bern] / [Text: Richard Paul Lohse]. Berlin: Kulturwerk BBK, 1978.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)Lohse, Richard Paul, và Frank Badur. Systhema: Frank Badur, Andreas Brandt, Stefanos Gazis, Johannes Gecceli, Kristin Gerber, Thomas Kaminsky, Jan Kotik, George Rickey, Chr. Roeckenschuss, Klaus Schoen, Peter Sedgley, Rudolf Valenta ; [Ausstellung in Der Loeb-Galerie Bern] / [Text: Richard Paul Lohse]. Kulturwerk BBK, 1978.