O'Leary, D. E. (2002). Enterprise resource planning systems: Systems, life cycle, electronic commerce, and risk (1. publ., repr.). Cambridge Univ. Press.
Chicago Style (17th ed.) CitationO'Leary, Daniel E. Enterprise Resource Planning Systems: Systems, Life Cycle, Electronic Commerce, and Risk. 1. publ., repr. Cambridge [u.a.]: Cambridge Univ. Press, 2002.
MLA (9th ed.) CitationO'Leary, Daniel E. Enterprise Resource Planning Systems: Systems, Life Cycle, Electronic Commerce, and Risk. 1. publ., repr. Cambridge Univ. Press, 2002.
Warning: These citations may not always be 100% accurate.