GOULD, J. S. (1986). The Negotiator's problem solver. John Wiley and Sons.
Lua i Stíl Chicago (17ú heag.)GOULD, Joe Sutherland. The Negotiator's Problem Solver. New York: John Wiley and Sons, 1986.
Lua MLA (9ú heag.)GOULD, Joe Sutherland. The Negotiator's Problem Solver. John Wiley and Sons, 1986.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.