Fisher Roger. Getting to Yes: Negotiating an agreement without giving in (2ND.). Random House.
Čikaški stil citiranja (17. izdanje)Fisher Roger. Getting to Yes: Negotiating an Agreement Without Giving in. 2ND. US: Random House.
MLA način citiranja (9. izdanje)Fisher Roger. Getting to Yes: Negotiating an Agreement Without Giving in. 2ND. Random House.
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