Cita APA (7a ed.)

Johnson, E. S. (1981). Research methods in criminology and criminal justice. Prentice-Hall.

Cita Chicago Style (17a ed.)

Johnson, Edwin S. Research Methods in Criminology and Criminal Justice. Englewood Cliffs, N.J: Prentice-Hall, 1981.

Cita MLA (8a ed.)

Johnson, Edwin S. Research Methods in Criminology and Criminal Justice. Prentice-Hall, 1981.