Taconite Plant, National Steel. Keewatin, Minnesota (679-372)
MLA
Plowden, David (1932). Taconite Plant, National Steel. Keewatin, Minnesota (679-372). Box 85. 1979 June. https://collections.library.yale.edu/catalog/2042154.
APA, 6th edition
Plowden, David (1932). (["Box 85"])(1979 June)[Taconite Plant, National Steel. Keewatin, Minnesota (679-372)]. https://collections.library.yale.edu/catalog/2042154.