Draper, Jean E.
Mathematical analysis; business and economic applications
Harper & Row, 1972
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Boas, Mary L.
Mathematical methods in the physical sciences
John Wiley & Sons, 1983
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Wheeler, Roger F.
Rethinking mathematical concepts
Ellis Horwood, 1981
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Saaty, Thomas L.
Mathematical methods of operations research
McGraw-Hill, 1959
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Miller, Charles David, 1942-
Mathematical ideas an introduction
Scott, Foresman, 1969
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