Cite

Charging Open Hearth Furnace, Steel Mill. East Chicago, Indiana (IS-1630)

MLA

Plowden, David. Charging Open Hearth Furnace, Steel Mill. East Chicago, Indiana (IS-1630). 1979. https://collections.library.yale.edu/catalog/2036782.

APA, 6th edition

Plowden, D. (1979). Charging Open Hearth Furnace, Steel Mill. East Chicago, Indiana (IS-1630). https://collections.library.yale.edu/catalog/2036782.