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Saner, Raymond, Brian Levin, and Michel Levin. The Expert Negotiator: Strategy, Tactics, Motivation, Behaviour, Leadership. 4th rev. ed. Leiden ; Boston: Martinus Nijhoff Publishers, 2012.

Saner, Raymond, et al. The Expert Negotiator: Strategy, Tactics, Motivation, Behaviour, Leadership. 4th rev. ed. Martinus Nijhoff Publishers, 2012.