A global perspective
Artikel Jurnal
Global communication
edited by Yahya R. Kamalipour
Thomson, Wadsworth, 2007
Buku Teks SO
Keegan, Warren J.
Global marketing
Pearson, 2011
Buku Teks
Payne, Richard J., 1949-
Global issues
Pearson Education , 2014
Buku Teks SO
Keegan, Warren J.
Global marketing
Prentice-Hall, 1999
Buku Teks