We're gearing up for the Moving Negotiation Theory from the Tower of Babel Toward a World of... symposium.  Part of this gearing is an ongoing conversation of negotiation books and topics.

Check out this compilation of negotiation frameworks posted by John Lande on indisputably.org. Each of these frameworks is a useful negotiation resource in its own right; the compilation is invaluable.

http://www.indisputably.org/?p=9637