Haag, J. (1973). The Spann circle and the Jewish Question. Year Book / Leo Baeck Institute.
Chicagoスタイル(17版)引用形式Haag, John. "The Spann Circle and the Jewish Question." Year Book / Leo Baeck Institute 1973.
MLA(8版)引用形式Haag, John. "The Spann Circle and the Jewish Question." Year Book / Leo Baeck Institute, 1973.
警告: この引用は必ずしも正確ではありません.