Nemeth, Charles P., author
Jones and Bartlett, 2011
Buku Teks
Prassel, Frank R., author
Goodyear, 1979
Buku Teks
Garland, Norman M., author
McGraw-Hill, 2008
Buku Teks
Germann, A.C., author
C.C. Thomas, 1971
Buku Teks
Adler, Freda
McGraw-Hill, 2007
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