Hagestedt, L., & Lang, C. L. (2017). Kelterborn - Kippenberger. De Gruyter.
Chicagoスタイル(17版)引用形式Hagestedt, Lutz, , Carl Ludwig Lang. Kelterborn - Kippenberger. Berlin [u.a.]: De Gruyter, 2017.
MLA(8版)引用形式Hagestedt, Lutz, , Carl Ludwig Lang. Kelterborn - Kippenberger. De Gruyter, 2017.
警告: この引用は必ずしも正確ではありません.