Umar, A. (1997). Application reengineering: Building Web-based applications and dealing with legacies. Prentice Hall PTR.
Cita Chicago (17th ed.)Umar, Amjad. Application Reengineering: Building Web-based Applications and Dealing with Legacies. Upper Saddle River, N.J: Prentice Hall PTR, 1997.
Cita MLA (9th ed.)Umar, Amjad. Application Reengineering: Building Web-based Applications and Dealing with Legacies. Prentice Hall PTR, 1997.
Atenció: Aquestes cites poden no estar 100% correctes.