Summers, Zaidah, & Naimah. (1991). Computer viruses: What they are and how to prevent them. Federal Publications.
Chicago Style (17th ed.) CitationSummers, Zaidah, and Naimah. Computer Viruses: What They Are and How to Prevent Them. Kuala Lumpur: Federal Publications, 1991.
MLA (8th ed.) CitationSummers, et al. Computer Viruses: What They Are and How to Prevent Them. Federal Publications, 1991.
Warning: These citations may not always be 100% accurate.