“ERP are computer based system designed to process an organization’s transaction and facilitate integrated and real-time planning, production, and customer response” O’Leary, 2000
“ERP attempts to integrate all departments and functions across a company onto a single computer system that can serve all those different department particular needs” Koch, 1996
“ERP is an integrated computer system running on top of a DBMS. It is designed to collect and organize data from all operations in an organization” Post, 2006