Mastering the Art of Negotiation in 10 Steps: Win-Win StrategieseBookMastering the Art of Negotiation in 10 Steps: Win-Win StrategieskaryaSeraphina BlakePenilaian: 0 dari 5 bintang0 penilaianSimpan Mastering the Art of Negotiation in 10 Steps: Win-Win Strategies untuk nanti