Westheider, O., Philipp, M., Elger, D., Hortolani, V., Bretz, J., Butin, H., . . . Zweite, A. (2018). Gerhard Richter: Abstraction / edited by Ortrud Westheider and Michael Philipp ; exhibition Dietmar Elger, Ortrud Westheider with Valerie Hortolani ; with contributions by Janice Bretz, Hubertus Butin, Dietmar Elger, Valerie Hortolani, Matthias Krüger, Kerstin Küster, Ortrud Westheider, Armin Zweite. Prestel.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)Westheider, Ortrud, Michael Philipp, Dietmar Elger, Valerie Hortolani, Janice Bretz, Hubertus Butin, Matthias Krüger, và Armin Zweite. Gerhard Richter: Abstraction / Edited by Ortrud Westheider and Michael Philipp ; Exhibition Dietmar Elger, Ortrud Westheider with Valerie Hortolani ; with Contributions by Janice Bretz, Hubertus Butin, Dietmar Elger, Valerie Hortolani, Matthias Krüger, Kerstin Küster, Ortrud Westheider, Armin Zweite. Munich ; London ; New York: Prestel, 2018.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)Westheider, Ortrud, et al. Gerhard Richter: Abstraction / Edited by Ortrud Westheider and Michael Philipp ; Exhibition Dietmar Elger, Ortrud Westheider with Valerie Hortolani ; with Contributions by Janice Bretz, Hubertus Butin, Dietmar Elger, Valerie Hortolani, Matthias Krüger, Kerstin Küster, Ortrud Westheider, Armin Zweite. Prestel, 2018.