Newton, Susan, author
Mosby Elsevies, 2009
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Evensky, Harold R., author
Irwin Professional Publishing, 1997
Buku Referensi
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2012
UI - Skripsi (Open)
Mackey, Daniel Murnane
AMA, 1986
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Grayson, David, author
Emerald, 2017
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