APA (7. basım) Alıntı

Kirchner, E. L., & Ketterer, R. N. (1991). Drawings and pastels. Alpine Fine Arts Collection.

Chicago Style (17. basım) Atıf

Kirchner, Ernst Ludwig, ve Roman Norbert Ketterer. Drawings and Pastels. London: Alpine Fine Arts Collection, 1991.

MLA (9th ed.) Atıf

Kirchner, Ernst Ludwig, ve Roman Norbert Ketterer. Drawings and Pastels. Alpine Fine Arts Collection, 1991.