Pfund, H. W. (1944). A History of the German Society of Pennsylvania. German Society of Pennsylvania.
Chicagoスタイル(17版)引用形式Pfund, Harry W. A History of the German Society of Pennsylvania. Philadelphia: German Society of Pennsylvania, 1944.
MLA(8版)引用形式Pfund, Harry W. A History of the German Society of Pennsylvania. German Society of Pennsylvania, 1944.
警告: この引用は必ずしも正確ではありません.