Curran, T., Keller, G., & Ladd, A. (1998). SAP R/3 business blueprint: Understanding the business process reference model. Upper Saddle River, NJ.: Prentice Hall.
Παραπομπή Chicago StyleCurran, Thomas, Gerhard Keller, and Andrew Ladd. SAP R/3 Business Blueprint: Understanding the Business Process Reference Model. Upper Saddle River, NJ.: Prentice Hall, 1998.
Παραπομπή MLACurran, Thomas, Gerhard Keller, and Andrew Ladd. SAP R/3 Business Blueprint: Understanding the Business Process Reference Model. Upper Saddle River, NJ.: Prentice Hall, 1998.
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