Harmon, Paul, author
Elsevier, 2014
eBooks
edited by John W. Jones, Brian D. Steffy, Douglas W. Bray
Lexington Books, 1991
Buku Referensi
Smith, Shawn, author
Amacom, 2011
Buku Teks
Smith, Shawn, author
American Management Association;, 2011
eBooks
Smith, Shawn, author
Amacom, 2011
Buku Teks