SED : Schönes Einheits Design = Stunning Eastern Design = Savoir Eviter le Design.

MLA

Bertsch, Georg C, and Ernst Hedler. Sed : Schönes Einheits Design = Stunning Eastern Design = Savoir Eviter Le Design. Keulen: Taschen, 1990.

APA

Bertsch, G. C, & Hedler, E. (1990). SED : Schönes Einheits Design = Stunning Eastern Design = Savoir Eviter le Design. Keulen: Taschen.

Chicago

Bertsch, Georg C., and Ernst Hedler. SED: Schönes Einheits Design = Stunning Eastern Design = Savoir Eviter Le Design. Keulen: Taschen, 1990.