Holden, Greg, author
American Management Association, 2008
eBooks
Holden, Greg, author
American Management Association, 2006
eBooks
William Miller, Rita Pellen, editor
Routledge, 2009
Buku Teks
Sherman, Andrew J., author
Amacom, 1999
Buku Teks
Sant, Tom, author
American Management Association, 2012
Buku Teks