Gaya APA

Global marketing / Warren J. Keegan ; Mark C. Green. (2002). Upper Saddle River, NJ: Prentice-Hall, c.

Gaya MLA

Global marketing / Warren J. Keegan ; Mark C. Green. 2nd ed.. Upper Saddle River, NJ: Prentice-Hall, c, 2002. Buku Wajib.