Cita APA (7a ed.)

Travis III, L. F., & Coon, J. K. (2008). Role of Law Enforcement in Public School Safety in the United States, 2002. [Verlag nicht ermittelbar]. https://doi.org/10.3886/ICPSR04457.v1

Cita Chicago Style (17a ed.)

Travis III, Lawrence F., y Julie K. Coon. Role of Law Enforcement in Public School Safety in the United States, 2002. [Erscheinungsort nicht ermittelbar]: [Verlag nicht ermittelbar], 2008. https://doi.org/10.3886/ICPSR04457.v1.

Cita MLA (9a ed.)

Travis III, Lawrence F., y Julie K. Coon. Role of Law Enforcement in Public School Safety in the United States, 2002. [Verlag nicht ermittelbar], 2008. https://doi.org/10.3886/ICPSR04457.v1.