Cita APA (7a ed.)

Nations, U. (2002). English language course for United Nations civilian police: Teachers book. United Nations.

Cita Chicago Style (17a ed.)

Nations, United. English Language Course for United Nations Civilian Police: Teachers Book. United Nations, 2002.

Cita MLA (8a ed.)

Nations, United. English Language Course for United Nations Civilian Police: Teachers Book. United Nations, 2002.