McNeill, Patrick
Research methods
Routledge, 1990
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White, Theresa L.
Research methods
Wadsworth and Cengage Learning, 2013
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Boas, Mary L.
Mathematical methods in the physical sciences
John Wiley & Sons, 2006
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Boas, Mary L.
Mathematical methods in the physical sciences
John Wiley & Sons, 1983
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Drago, Russell S.
Physical methods for chemists
Saunders College, 1992
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