00431nam a22001457a 450000500170000000800410001702000180005804100080007608200190008410000200010324500770012326000510020030000140025170000200026520260420091142.0260420b        |||||||| |||| 00| 0 eng d  a0-02-477340-9  aeng  a364.072bHAG/R  aHagan, Frank E.  aResearch Methods in Criminal Justice and Criminologyc/by Frank E. Hagan  aLondon:bCollier Mascmillan Publishers;c1982.  axii,461p.  aHagan, Frank E.