O'Block, R. L. (1986). Criminal justice research sources ([2. rev., enlarged ed.].). Anderson.
Chicago Style (17th ed.) CitationO'Block, Robert L. Criminal Justice Research Sources. [2. rev., enlarged ed.]. Cincinnati: Anderson, 1986.
MLA (9th ed.) CitationO'Block, Robert L. Criminal Justice Research Sources. [2. rev., enlarged ed.]. Anderson, 1986.
Warning: These citations may not always be 100% accurate.