Greenstone, J. L. (2005). The elements of police hostage and crisis negotiations: Critical incidents and how to respond to them. Haworth.
Chicago Style (17th ed.) CitationGreenstone, James L. The Elements of Police Hostage and Crisis Negotiations: Critical Incidents and How to Respond to Them. New York [etc.]: Haworth, 2005.
MLA (9th ed.) CitationGreenstone, James L. The Elements of Police Hostage and Crisis Negotiations: Critical Incidents and How to Respond to Them. Haworth, 2005.
Warning: These citations may not always be 100% accurate.