Gaya APA
Keegen, W, J. (1999).
Global marketing management (6th ed.).
Upper Saddle River, New Jersey:
Prentice-Hall International, Inc..
Gaya MLA
Keegen, Warren, J..
"Global marketing management".
6th ed.
Upper Saddle River, New Jersey:
Prentice-Hall International, Inc.,
1999.
Text.