Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (8a ed.)

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