Lua APA (7ú heag.)

Hess, K. M. (2003). Police operationstheory and practiceKaren M. Hess and Henry M. Wrobleski. Thomson.

Lua i Stíl Chicago (17ú heag.)

Hess, Karen M. Police Operationstheory and PracticeKaren M. Hess and Henry M. Wrobleski. Thomson, 2003.

Lua MLA (8ú heag.)

Hess, Karen M. Police Operationstheory and PracticeKaren M. Hess and Henry M. Wrobleski. Thomson, 2003.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.