Bard, M., & Shellow, R. S. (1976). Issues in law enforcement: Essays and case studies. Reston Pub. Co.
Lua i Stíl Chicago (17ú heag.)Bard, Morton, agus Robert Scott Shellow. Issues in Law Enforcement: Essays and Case Studies. Reston, Va: Reston Pub. Co, 1976.
Lua MLA (9ú heag.)Bard, Morton, agus Robert Scott Shellow. Issues in Law Enforcement: Essays and Case Studies. Reston Pub. Co, 1976.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.