Chopra, Rajiv E. R. Database management systems a practical approach (DBMS) : concepts, principles, case studies, experiments / E. R. Rajiv Chopra. - New Delhi : Rajendra Ravindra Printers Pvt Ltd, c2010. - xvi ,687 p.; 24 cm. ISBN: 9788121932455 Subjects--Topical Terms: Database management. Dewey Class. No.: 005.74 / CHO