Gaya APA

CALDER, A. (2005). A Business Guide to Information Security : How to Protect Your Companys IT Assests, Reduce Risks and Understand the Law . USA: Kogan Page.

Gaya MLA

CALDER, ALAN. "A Business Guide to Information Security : How to Protect Your Companys IT Assests, Reduce Risks and Understand the Law". USA: Kogan Page, 2005. Text.