Gaya APA
Helsen, K., Kotabe, M. (2001).
Global marketing management / Masaaki Kotabe, Kristiaan Helsen (Ed.ke-2).
New York:
John Wiley and Sons, Inc..
Gaya MLA
Helsen, Kristiaan., Kotabe, Masaaki.
"Global marketing management / Masaaki Kotabe, Kristiaan Helsen".
Ed.ke-2
New York:
John Wiley and Sons, Inc.,
2001.
Textbook.