Garber, Peter R., author
American Society for Training & Development, 2012
eBooks
Kotter, John P., 1947-, author
Harvard Business School Press, 2002
Buku Teks
Lee, Grossman, author
Amacom, 1974
Buku Teks
Emerson, Tricia, author
American Society for Training & Development, 2011
eBooks
Dunphy, Dexter C., author
McGraw-Hill, 1985
Buku Teks