Style de citation APA (7e éd.)

Levering, M. (1906). Is the operation of the twenty-eight hour unloading law humane?

Style de citation Chicago (17e éd.)

Levering, Mortimer. Is the Operation of the Twenty-eight Hour Unloading Law Humane? [n.p.], 1906.

Style de citation MLA (8e éd.)

Levering, Mortimer. Is the Operation of the Twenty-eight Hour Unloading Law Humane? 1906.