Citazione Stile APA (7a Edizione)

Boyle, C., & Chersan, I. (2009). English for Law Enforcement: Student's Book. Macmillan.

Citazione stile Chigago Style (17a edizione)

Boyle, Charles, e Ileana Chersan. English for Law Enforcement: Student's Book. Oxford: Macmillan, 2009.

Citatione MLA (8a ed.)

Boyle, Charles, e Ileana Chersan. English for Law Enforcement: Student's Book. Macmillan, 2009.