Gaya APA

Maddux, R, B. (1988). Successful Negotiation : : effective "win-win" strategies and tactics (Revised). Menlo Park, California: Crisp Publications.

Gaya MLA

Maddux, Robert, B.. "Successful Negotiation : : effective "win-win" strategies and tactics". Revised Menlo Park, California: Crisp Publications, 1988. BUKU.