O'leary/william. (1989). Computer and information system: Test items for (1/1989.). Usa: Second edition.
Chicago Style CitationO'leary/william. Computer and Information System: Test Items for. 1/1989. Usa: Second edition, 1989.
MLA CitationO'leary/william. Computer and Information System: Test Items for. 1/1989. Usa: Second edition, 1989.
Warning: These citations may not always be 100% accurate.