Porges, John, author
Newnes-Butterworths, 1976
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Bray, Richard Nicholas
Arnold, 1997
Buku Referensi
Wilson, Frank W., editor-in-cheif
McGraw-Hill, 1963
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editor, Richard Skalak, Chien Shu
McGraw-Hill, 1987
Buku Referensi
Oberg, Erik
Industrial Press, 2012
Buku Referensi