Kerzner, Harold R., author
John Wiley & Sons, 2017
Buku Teks
Kurian, George Thomas, author
Amacom, 2013
Buku Referensi
Kurian, George Thomas, author
[American Management Association, ], 2013
eBooks
Russell, Doug, author
Amacom, 2011
Buku Teks
Heagney, Joseph, author
AMACOM, 2012
Buku Teks