Kakalik, James S. <br/><br/>
Aids to decisionmaking in police patrol :  an overview of study findings / 
James S. Kakalik, Sorrel Wildhorn 
 - California :  Rand Corporation,  1971. 
 - 11 pages ;  28 cm. 
 - The Rand paper series ;  p.4614 .
 - Rand paper series ;  p.4614 .