Kim, Yong-rae, 1946-, author
Pobyongsa, 2006
Buku Referensi
Braun, C. A., author
NIVE, 1986
Buku Referensi
Garofalo, Gene, author
Prentice-Hall, 1994
Buku Referensi
Adam, J.H., author
上海译文出版社 : 朗文, 2002
Buku Referensi
consultant, Elaine Biech; editors, Jennifer Mitchell, Cat Russo
American Society for Training & Development, 2005
eBooks