Knapp, K. C. (2001). "Comparison of violence attitudes in 9th graders and treatment efficacy".
Cita Chicago Style (17a ed.)Knapp, Kenyon C. "Comparison of Violence Attitudes in 9th Graders and Treatment Efficacy". 2001.
Cita MLA (9a ed.)Knapp, Kenyon C. "Comparison of Violence Attitudes in 9th Graders and Treatment Efficacy". 2001.
Precaución: Estas citas no son 100% exactas.