APA(7版)引用形式

Langsdorf, A. S. (1940). Principles of direct-current machines (5th ed.). McGraw-Hill book company, inc..

Chicagoスタイル(17版)引用形式

Langsdorf, Alexander Suss. Principles of Direct-current Machines. 5th ed. New York and London: McGraw-Hill book company, inc., 1940.

MLA(8版)引用形式

Langsdorf, Alexander Suss. Principles of Direct-current Machines. 5th ed. McGraw-Hill book company, inc., 1940.

警告: この引用は必ずしも正確ではありません.