Beata Krawczyk-Brylka, author
TASK, 2017
Artikel Jurnal
Zofi, Yael, author
Amacom, 2012
Buku Teks
Zofi, Yael, author
American Management Association, 2012
eBooks
Guillot, Tara L., author
American Society for Training & Development Press;, 2002
eBooks
Braginsky, Vladimir I., author
Curzon Press, 2001
Buku Teks