Cita APA (7th ed.)
Warren, W. J. (2007). Tied to the great packing machine: The Midwest and meatpacking. University of Iowa.
Cita Chicago (17th ed.)
Warren, Wilson J. Tied to the Great Packing Machine: The Midwest and Meatpacking. Iowa City: University of Iowa, 2007.
Cita MLA (9th ed.)
Warren, Wilson J. Tied to the Great Packing Machine: The Midwest and Meatpacking. University of Iowa, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.