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Dyfyniad Arddull ChicagoAllen, Michael. Business Portfolio Management: Valuasi, Penilaian Resiko, Dan Strategi-strategi EVAMichael S. Allen. Erlangga, 2001.
Dyfyniad MLAAllen, Michael. Business Portfolio Management: Valuasi, Penilaian Resiko, Dan Strategi-strategi EVAMichael S. Allen. Erlangga, 2001.
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