Database System: Models, Language, Design, and Application Programming/ English Ramez Elmasri and Shamkant B. Navathe. - 6th Ed. - South Asia: Dorling Kinderslley, 2011. - xxv, 1214p. : ill. ; 23.5cm. ISBN: 978.81.317.92.476 Dewey Class. No.: 681.14 / ELM