APA引文

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

Chicago Style (17th ed.) Citation

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

MLA引文

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

警告：這些引文格式不一定是100％准確.