UI - Tesis (Membership)
Myra Wasistiyani Subagyo
2016
UI - Skripsi (Membership)
Bell, Myrtle P.
SOUTH-WESTERN, CENGAGE Learning, 2012
Buku Teks
Kamin, Maxine
[American Society for Training & Development Press, American Society for Training & Development Press], 2003
eBooks
Harvard Business School Press , 2001
Buku Teks