Gordon, N. J., & Fleisher, W. L. (2006). Effective interviewing and interrogation techniques (2nd ed.). Elsevier Academic Press.

Gordon, Nathan J., and William L. Fleisher. Effective Interviewing and Interrogation Techniques. 2nd ed. Burlington, MA: Elsevier Academic Press, 2006.

Gordon, Nathan J., and William L. Fleisher. Effective Interviewing and Interrogation Techniques. 2nd ed. Elsevier Academic Press, 2006.