Ida Ayu Krisdina M, author
1998
UI - Tesis (Membership)
O`Guinn, Thomas C., author
CT Cengage Learning, 2015
Buku Teks
Bobby J. Calder, editor
John Wiley & Sons, 2008
Buku Teks
Malcles, L. N., author
Geneve Librairie E. Droz, 1950
Buku Teks
Davis, Martyn P.
Business Books, 1985
Buku Teks