Cita APA (7a ed.)

Grant, H. B., & Terry, K. J. (2005). Law enforcement in the 21st century. Pearson.

Cita Chicago Style (17a ed.)

Grant, Heath B., y Karen J. Terry. Law Enforcement in the 21st Century. Boston, Mass. [u.a.]: Pearson, 2005.

Cita MLA (8a ed.)

Grant, Heath B., y Karen J. Terry. Law Enforcement in the 21st Century. Pearson, 2005.