Velte, Anthony T., author
McGraw-Hill, 2010
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Ghilman Fatih, author
Fakultas Ilmu Komputer Universitas Indonesia, 2013
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Crookes, David, author
Financial World, 2012
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Marinescu, Dan C., author
Elsevier , 2013
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Lee, Gary, 1958-, author
Elsevier, 2014
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