APA aipamena

Cellich, C. (2004). Global business negotiationsa practical guide. Thomson South-Western.

Chicago Style aipamena

Cellich, Claude. Global Business Negotiationsa Practical Guide. Thomson South-Western, 2004.

MLA aipamena

Cellich, Claude. Global Business Negotiationsa Practical Guide. Thomson South-Western, 2004.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.