Tondo, Clovis L., author
Prentice-Hall, 1992
Buku Teks
Froehlich, Andrew, author
John Wiley & Sons, 2012
Buku Teks
Nelson, Stephen L., author
Elex Media Komputindo, 1995
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McClelland, Deke, author
Destop Pub. Library, 1989
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Quirk, Thomas, author
Springer, 2012
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