APA (7th ed.) Citation

Hastings, R. P., & Rojahn, J. (2013). Challenging behavior. Elsevier Science & Technology.

Chicago Style (17th ed.) Citation

Hastings, Richard P., and Johannes Rojahn. Challenging Behavior. Waltham, MA: Elsevier Science & Technology, 2013.

MLA (8th ed.) Citation

Hastings, Richard P., and Johannes Rojahn. Challenging Behavior. Elsevier Science & Technology, 2013.