Rosenberg, R. R. (1961). College business mathematics. New York: McGraw-Hill Book Company.
Trích dẫn kiểu ChicagoRosenberg, R. Robert. College Business Mathematics. New York: McGraw-Hill Book Company, 1961.
Deismireacht MLARosenberg, R. Robert. College Business Mathematics. New York: McGraw-Hill Book Company, 1961.
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