Warren, W. J. (2007). Tied to the great packing machine: The Midwest and meatpacking. University of Iowa.
Citace podle Chicago (17th ed.)Warren, Wilson J. Tied to the Great Packing Machine: The Midwest and Meatpacking. Iowa City: University of Iowa, 2007.
Citace podle MLA (9th ed.)Warren, Wilson J. Tied to the Great Packing Machine: The Midwest and Meatpacking. University of Iowa, 2007.
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