(1935). Research and progress: A ... review of German science. [s.n.].
Chicagoスタイル(17版)引用形式Research and Progress: A ... Review of German Science. Berlin: [s.n.], 1935.
MLA(8版)引用形式Research and Progress: A ... Review of German Science. [s.n.], 1935.
警告: この引用は必ずしも正確ではありません.