Internationales Symposium Response to Agnes Martin (Düsseldorf) : 2016-02-12/2016-02-13, Müller-Schareck, M., Schieren, M., & Ackermann, M. (2016). Response to Agnes Martin. Documentation: Maria Müller-Schareck, Mona Schieren (eds.). [Authors: Marion Ackermann.]. Textem.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Internationales Symposium Response to Agnes Martin (Düsseldorf) : 2016-02-12/2016-02-13, Maria Müller-Schareck, Mona Schieren, و Marion Ackermann. Response to Agnes Martin. Documentation: Maria Müller-Schareck, Mona Schieren (eds.). [Authors: Marion Ackermann.]. Hamburg: Textem, 2016.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Internationales Symposium Response to Agnes Martin (Düsseldorf) : 2016-02-12/2016-02-13, et al. Response to Agnes Martin. Documentation: Maria Müller-Schareck, Mona Schieren (eds.). [Authors: Marion Ackermann.]. Textem, 2016.