Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

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