Coke Hovens, Inland Steel, Indiana Harbor Works. East Chicago, Indiana (IS-103)
MLA
Plowden, David. Coke Hovens, Inland Steel, Indiana Harbor Works. East Chicago, Indiana (IS-103). 1979. https://collections.library.yale.edu/catalog/2044215.
APA, 6th edition
Plowden, D. (1979). Coke Hovens, Inland Steel, Indiana Harbor Works. East Chicago, Indiana (IS-103). https://collections.library.yale.edu/catalog/2044215.