Keegan, Warren J.
Global marketing
Prentice-Hall, 1999
Buku Teks
Keegan, Warren J.
Global marketing
Prentice-Hall, 2000
Buku Teks
Keegan, Warren J.
Global marketing
Pearson , 2013
Buku Teks
Keegan, Warren J.
Global marketing
Pearson Education , 2015
Buku Teks
Czinkota, Michael R.
Global marketing
The Dryden Press, 1996
Buku Teks