Nick, Michael J., author
Amacom, 2011
Buku Teks
Nick, Michael J., author
[American Management Association;, ], 2011
eBooks
Eades, Keith M., author
Andi, 2005
Buku Teks
Sant, Tom, author
American Management Association, 2006
eBooks
Fournies, Ferdinand, author
McGraw-Hill, 2003
Buku Teks