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McGraw-Hill, 1996
Buku Referensi
Featherstone, R.E.
Blackwell, c1995
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Sturm, Terry W.
McGraw-Hill, 2010
Buku Teks
Sturm, Terry W.
McGraw-Hill, 2001
Buku Teks
Oster, Jon
McGraw-Hill, 1969
Buku Teks