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The Sales Tax in the American States. A study made unter the direction of Robert Murray Haig by Carl Shoup. With the assistance of Reavis Cox; Louis Shere; Edwin H. Spengler and staff members
Shoup, Carl S., (1934)
A history of the general property tax in Illinois
Haig, Robert Murray, (1914)
Classical location theory
Chisholm, Michael, (1968)