Spiegel, Murray R., author
McGraw-Hill, 1961
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Smith, Lee H.
Wadsworth, 1971
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Nutchanat Sattayakawee, author
Kasetsart University Kamphaengsaen Campus. Faculty of Engineering, 2017
Artikel Jurnal
Spiegel, Murray R., author
McGraw-Hill , 1981
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Hays, William L.
Holt, Rinehart and Winston, 1971
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