TY  - BOOK
AU  - Hagan, Frank E.
AU  - Hagan, Frank E.
TI  - Research Methods in Criminal Justice and Criminology
SN  - 0-02-477340-9
U1  - 364.072 
PY  - 1982///
CY  - London
PB  - Collier Mascmillan Publishers
ER  -