APA (7th ed.) Citation

Knapp, K. C. (2001). "Comparison of violence attitudes in 9th graders and treatment efficacy".

Chicago Style (17th ed.) Citation

Knapp, Kenyon C. "Comparison of Violence Attitudes in 9th Graders and Treatment Efficacy". 2001.

MLA (9th ed.) Citation

Knapp, Kenyon C. "Comparison of Violence Attitudes in 9th Graders and Treatment Efficacy". 2001.

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