APA (7th ed.) Citation

Perrin, R. A. (1981). Crime rates workbook (3rd pr.). Criminal Justice Information Systems.

Chicago Style (17th ed.) Citation

Perrin, Ruth A. Crime Rates Workbook. 3rd pr. Chicago: Criminal Justice Information Systems, 1981.

MLA (8th ed.) Citation

Perrin, Ruth A. Crime Rates Workbook. 3rd pr. Criminal Justice Information Systems, 1981.

Warning: These citations may not always be 100% accurate.