Smith, Jim, author
American Society for Training & Development, 2008
eBooks
Strasser, Stephen, author
ian Xia Wen Hua, 1994
Buku Teks
Kindersley, Tania, 1967-, author
Running Press, 2010
Buku Teks
Carlson, Richard, 1961-, author
Gramedia, 2003
Buku Teks
Liu, Yong, author
Shui yun zhai wen hua shi ye you xian gong si : Zong jing xiao Wu shi tu shu you xian gong si, Minguo, 1986
Buku Teks