APA Format
23558. ([sl]: [sn], 1995). Chubb security, security officer's standing instructions. :
MLA Format
23558. Chubb security, security officer's standing instructions. : , [sl]: [sn], 1995
Chicago Format
23558. Chubb security, security officer's standing instructions. : , [sl]: [sn], 1995
Australian/Harvard Format
23558. [sl]: [sn], 1995. Chubb security, security officer's standing instructions.