Zofi, Yael
Amacom, 2012
Buku Teks
Zofi, Yael
American Management Association, 2012
eBooks
Guillot, Tara L.
American Society for Training & Development Press;, 2002
eBooks
Braginsky, Vladimir I.
Curzon Press, 2001
Buku Teks
Jasmine Nanta Kemala
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2017
UI - Skripsi (Membership)