Citazione Stile APA (7a Edizione)

International Training Institute. Middle Head Centre. (1977). Royal Papua New Guinea Constabulary: Course on social relations and management for police officers. Police Department, P.N.G..

Citazione stile Chigago Style (17a edizione)

International Training Institute. Middle Head Centre. Royal Papua New Guinea Constabulary: Course on Social Relations and Management for Police Officers. [Port Moresby: Police Department, P.N.G., 1977.

Citatione MLA (9a ed.)

International Training Institute. Middle Head Centre. Royal Papua New Guinea Constabulary: Course on Social Relations and Management for Police Officers. Police Department, P.N.G., 1977.