Trauner, Theodore J., author
John Wiley & Sons. Inc., 1993
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Kendrick, Tom, author
[American Management Association;, ], 2009
eBooks
Sappington, Erin, author
American Society for Training & Development, 2010
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Valenti, Diane, author
American Society for Training & Development, 2011
eBooks
Dewi Salma Prawiradilaga, author
Kencana, 2013
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