@book{12685,
	author = {Dempsey, John S. and Forst, Linda S.},
	title = {An introduction to policing /},
	publisher = {Delmar Cengage Learning,},
	year = {2009.},
	address = {Australia ;},
	edition = {5th ed.},
	url = {http://www.loc.gov/catdir/enhancements/fy1104/2008935955-t.html}
}