RAMKRISHNAN RAGHU. (2003). DATABASE MANAGEMENT SYSTEMS (3 ED.). TMH.
Cita Chicago (17th ed.)RAMKRISHNAN RAGHU. DATABASE MANAGEMENT SYSTEMS. 3 ED. NEW DELHI: TMH, 2003.
Cita MLA (9th ed.)RAMKRISHNAN RAGHU. DATABASE MANAGEMENT SYSTEMS. 3 ED. TMH, 2003.
Atenció: Aquestes cites poden no estar 100% correctes.