- HörbuchHow to Negotiate Anything, AnywhereHerb Cohen
- HörbuchArtful Negotiation in a Global EconomyHerb Cohen
- HörbuchEverything is NegotiableHerb Cohen
- HörbuchNew Perspectives on NegotiatingHerb Cohen
- HörbuchThe Win-Win Negotiating StrategyHerb Cohen
- HörbuchNegotiate This!Herb Cohen
- HörbuchThe Game of NegotiatingHerb Cohen