McDonald, P. P. (1978). Law enforcement education in the middle grades: Police. National Education Association.
Chicago-Zitierstil (17. Ausg.)McDonald, Phyllis P. Law Enforcement Education in the Middle Grades: Police. Washington, D.C: National Education Association, 1978.
MLA-Zitierstil (9. Ausg.)McDonald, Phyllis P. Law Enforcement Education in the Middle Grades: Police. National Education Association, 1978.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.