Boyle, C., & Chersan, I. (2009). English for Law Enforcement: Audio CD / Charles Boyle & Ileana Chersan. MacMillan.
Lua i Stíl Chicago (17ú heag.)Boyle, Charles, agus Ileana Chersan. English for Law Enforcement: Audio CD / Charles Boyle & Ileana Chersan. o.O.: MacMillan, 2009.
Lua MLA (8ú heag.)Boyle, Charles, agus Ileana Chersan. English for Law Enforcement: Audio CD / Charles Boyle & Ileana Chersan. MacMillan, 2009.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.