Dorfman, R. (1972). Prices and markets (2th edition.). Prentice Hall.
Cita Chicago Style (17a ed.)Dorfman, Robert. Prices and Markets. 2th edition. Englewood Cliffs, New Jersey: Prentice Hall, 1972.
Cita MLA (8a ed.)Dorfman, Robert. Prices and Markets. 2th edition. Prentice Hall, 1972.
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