APA (7th ed.) Citation

Ketterman, T. (1979). Directory of criminal justice information sources (3. ed.). National Criminal Justice Reference Service.

Chicago Style (17th ed.) Citation

Ketterman, Thomas. Directory of Criminal Justice Information Sources. 3. ed. Rockville, Md: National Criminal Justice Reference Service, 1979.

MLA (8th ed.) Citation

Ketterman, Thomas. Directory of Criminal Justice Information Sources. 3. ed. National Criminal Justice Reference Service, 1979.