APA aipamena

Rugman, A. M. (2006). International Business ed. 4th. Pearson Prentice-Hall.

Chicago Style aipamena

Rugman, Alan M. International Business Ed. 4th. Pearson Prentice-Hall, 2006.

MLA aipamena

Rugman, Alan M. International Business Ed. 4th. Pearson Prentice-Hall, 2006.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.