Cita APA (7a ed.)

Whittier, W. H. (1917). An investigation of the iron ore resources of the Northwest. The University.

Cita Chicago Style (17a ed.)

Whittier, William Harrison. An Investigation of the Iron Ore Resources of the Northwest. Seattle: The University, 1917.

Cita MLA (8a ed.)

Whittier, William Harrison. An Investigation of the Iron Ore Resources of the Northwest. The University, 1917.

Precaución: Estas citas no son 100% exactas.