Nick, Michael J., author
[American Management Association;, ], 2011
eBooks
Nick, Michael J., author
Amacom, 2011
Buku Teks
De Mare, George
John Wiley , 1979
Buku Teks
Bleeke, Nancy, author
[American Management Association, ], 2013
eBooks
Johnson, Winslow, author
[American Management Association, ], 2004
eBooks