Betthausen, P. (1980). Philipp Otto Runge. Seemann.
Chicagoスタイル(17版)引用形式Betthausen, Peter. Philipp Otto Runge. Leipzig: Seemann, 1980.
MLA(8版)引用形式Betthausen, Peter. Philipp Otto Runge. Seemann, 1980.
警告: この引用は必ずしも正確ではありません.
Betthausen, P. (1980). Philipp Otto Runge. Seemann.
Chicagoスタイル(17版)引用形式Betthausen, Peter. Philipp Otto Runge. Leipzig: Seemann, 1980.
MLA(8版)引用形式Betthausen, Peter. Philipp Otto Runge. Seemann, 1980.