Revisiting the '21 foot rule/
Martinelli, Ron
Revisiting the '21 foot rule/ Ron Martinelli. - California: Bobit Business Media, c2014-2015. - v38 n9, pages 38-43; 28 cm.
Police: The Law Enforcement Magazine.
0893-8989
Parliamentary practice
DPer 363.205 P75 Aug 2014- Apr 2015 v. 38-39
Revisiting the '21 foot rule/ Ron Martinelli. - California: Bobit Business Media, c2014-2015. - v38 n9, pages 38-43; 28 cm.
Police: The Law Enforcement Magazine.
0893-8989
Parliamentary practice
DPer 363.205 P75 Aug 2014- Apr 2015 v. 38-39
