Ulrike Bolenz.

MLA

Heid, Winfried, and Florent Bex. Ulrike Bolenz. Heidelberg: Galerie Signum Winfried Heid, 2003.

APA

Heid, W., & Bex, F. (2003). Ulrike Bolenz. Heidelberg: Galerie Signum Winfried Heid.

Chicago

Heid, Winfried, and Florent Bex. Ulrike Bolenz. Heidelberg: Galerie Signum Winfried Heid, 2003.