Cita APA

Langer, W. L. (1957). The next assignment. The American historical review. - American Historical Association.

Citación estilo Chicago

Langer, William L. "The Next Assignment." The American Historical Review. - American Historical Association 1957.

Cita MLA

Langer, William L. "The Next Assignment." The American Historical Review. - American Historical Association, 1957.

Precaución: Estas citas no son 100% exactas.