Bennett, J. R., & Utz, K. R. (2010). Iron & steel: A guide to Birmingham area industrial heritage sites. University of Alabama Press.
Tohutoru Kātū Chicago (17th ed.)Bennett, James R., me Karen R. Utz. Iron & Steel: A Guide to Birmingham Area Industrial Heritage Sites. Tuscaloosa: University of Alabama Press, 2010.
Tohutoro MLA (9th ed.)Bennett, James R., me Karen R. Utz. Iron & Steel: A Guide to Birmingham Area Industrial Heritage Sites. University of Alabama Press, 2010.
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