Norton, Peter. Introduction to computers / Peter Norton. - 6th ed. - New Delhi : Tata McGraw-Hill, 2009 - xxv, 609 p. : ill. ; 28 cm. Includes index. ISBN: 9780070593749 0070593744 Subjects--Topical Terms: Computer software.Computers.Microcomputers. Dewey Class. No.: 004 / NOI