Scott, Gini Graham
American Management Association, 2009
eBooks
Chowdhury, Subir
Financial Times Prentice Hall , 2002
Buku Teks
Kurnit, Paul
[American Management Association;, ], 2011
eBooks
Henry,Todd
Elex Media Komputindo, 2013
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Ouden, Elke den
Springer, 2012
eBooks