STEELE, P. T. (1999). Business negotiation a practical workbook. Gower.
Dyfyniad Arddull ChicagoSTEELE, Paul T. Business Negotiation a Practical Workbook. Gower, 1999.
Dyfyniad MLASTEELE, Paul T. Business Negotiation a Practical Workbook. Gower, 1999.
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