O'Leary, D. E. (2005). Enterprise Resource Planning Systems: Systems, life cycle, electronic commerce and risk.
Chicago Edition CitationO'Leary, Daniel E. Enterprise Resource Planning Systems: Systems, Life Cycle, Electronic Commerce and Risk. Cambridge University Press, Cambridge, 2005.
MLA Edition CitationO'Leary, Daniel E. Enterprise Resource Planning Systems: Systems, Life Cycle, Electronic Commerce and Risk. 2005.
Warning: These citations may not always be 100% accurate.