APA-viite (7. p.)

HAGAN, F. E. (1997). Research methods in criminal justice and criminology. Allyn and Bacon.

Chicago-viite (17. p.)

HAGAN, Frank E. Research Methods in Criminal Justice and Criminology. Boston: Allyn and Bacon, 1997.

MLA-viite (9. p.)

HAGAN, Frank E. Research Methods in Criminal Justice and Criminology. Allyn and Bacon, 1997.