TY  - BOOK
AU  - Hagan, Frank E.
TI  - Essentials of research methods in criminal justice and criminology
SN  - 0205388493
AV  - HV 6024.5 .H34 2005 
PY  - 2005///
CY  - Boston
PB  - Pearson
KW  - Criminal justice
KW  - Criminology
ER  -