TY - JOUR PB - Trade News Corporation TI - The Security Australia directory KW - Security systems - Australia - Directories. KW - Security systems industry - Australia - Directories. L3 - Security directory CY - Surry Hills, N.S.W N1 - Description based on: 1993. M1 - Accessed from http://nla.gov.au/nla.cat-vn1399757 ER -