APA (7th ed.) Citation

Schmalleger, F., & Smykla, J. O. (2009). Corrections in the 21st century (4. ed.). McGraw-Hill.

Chicago Style (17th ed.) Citation

Schmalleger, Frank, and John Ortiz Smykla. Corrections in the 21st Century. 4. ed. Boston [u.a.]: McGraw-Hill, 2009.

MLA (8th ed.) Citation

Schmalleger, Frank, and John Ortiz Smykla. Corrections in the 21st Century. 4. ed. McGraw-Hill, 2009.