Cappelli, Peter, author
Harvard Business School Press, 2008
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Lawler, Edward E., author
JOSSEY - BASS, 2008
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Arrizal Samelino Gandasaputra, author
Sekolah Kajian Stratejik dan Global Universitas Indonesia, 2019
UI - Tesis (Membership)
Reitman, Annabelle, author
American Society for Training & Development, 2007
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Chowdhury, Subir, author
Financial Times Prentice Hall , 2002
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