TY - BOOK AU - RAMAKRISHNAN R. AND GERHKE J. TI - DATABASE MANAGEMENT SYSTEMS 3RD ED SN - 007-123151-X U1 - 005.74 PB - MC GRAW HILL PUBLISHING CO. LTD., NEW DELHI KW - INFORMATION RETRIEVAL (B.E.-II) N1 - 10964 ER -