洋書 On-Scene Guide for Crisis Negotiators On-Scene Guide for Crisis Negotiators: Lanceley, Frederick Jの詳細情報
On-Scene Guide for Crisis Negotiators: Lanceley, Frederick J。IMG_3573.jpg?format=1500w。Evidence-Based Hostage / Crisis Negotiation Reference Guide。Buy The Tactical Negotiator: Listen. Speak. Win: From Crisis to。Frederick J. Lanceley