APA (7th ed.) Citation

Clarke, J. (1991). The sentencing guidelines: What a mess. Federal probation, 55(4), 45-48.

Chicago Style (17th ed.) Citation

Clarke, Judy. "The Sentencing Guidelines: What a Mess." Federal Probation 55, no. 4 (1991): 45-48.

MLA (9th ed.) Citation

Clarke, Judy. "The Sentencing Guidelines: What a Mess." Federal Probation, vol. 55, no. 4, 1991, pp. 45-48.