Kaufmann, J. (1989). Effective Negotiation: Case Studies in Conference Diplomacy. Leiden ; Boston: Brill | Nijhoff.
استشهاد بنمط شيكاغوKaufmann, Johan. Effective Negotiation: Case Studies in Conference Diplomacy. Leiden ; Boston: Brill | Nijhoff, 1989.
MLA استشهادKaufmann, Johan. Effective Negotiation: Case Studies in Conference Diplomacy. Leiden ; Boston: Brill | Nijhoff, 1989.