Professional 's. (2019). The Private Security aggencies Act 2005 P-31. Professional Book publishers.
Chicago-referens (17:e uppl.)Professional 's. The Private Security Aggencies Act 2005 P-31. Delhi: Professional Book publishers, 2019.
MLA-referens (9:e uppl.)Professional 's. The Private Security Aggencies Act 2005 P-31. Professional Book publishers, 2019.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.