Cita APA (7a ed.)

Hagan, F. E. (1982). Research methods in criminal justice and criminology. Macmillan [u.a.].

Cita Chicago Style (17a ed.)

Hagan, Frank E. Research Methods in Criminal Justice and Criminology. New York: Macmillan [u.a.], 1982.

Cita MLA (8a ed.)

Hagan, Frank E. Research Methods in Criminal Justice and Criminology. Macmillan [u.a.], 1982.