APA aipamena

Ryans, J. K., & Baker, J. C. (1967). World marketing: A multinational approach. New York: John Wiley & Sons.

Chicago Style aipamena

Ryans, John K., và James C. Baker. World Marketing: A Multinational Approach. New York: John Wiley & Sons, 1967.

MLA aipamena

Ryans, John K., và James C. Baker. World Marketing: A Multinational Approach. New York: John Wiley & Sons, 1967.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.