005620000a22001450004500003000900000005001700009100001600026245012800042264011000170490003500280300001000315041000800325650003400333650004900367PH-MaWHO20241108112122.01 aBittner, E. 4aThe functions of the police in modern society : a review of background factors, current practices and possible role models.  aMaryland : bU.S. National Institute of Mental Health Center for Studies of Crime and Delinquency,c1970.  a(Crime and delinquency series)  a124p.  aeng  aCrimexPrevention and control  aJuvenile delinquencyxPrevention and control