Police professionalization -- Mexico. / https://id.loc.gov/authorities/subjects/sh85104240 https://id.loc.gov/authorities/names/n81013960-781 : Sabet, Daniel M.,
2012
1
5
Police professionalization -- United States -- History. / https://id.loc.gov/authorities/subjects/sh85104240 https://id.loc.gov/authorities/names/n78095330-781 https://id.loc.gov/authorities/subjects/sh99005024 : Walker, Samuel,