Martin, John C. Introduction to languages and the theory of computation / John C Martin. - 3rd ed / . - New Delhi : Tata McGraw-Hill Publishing , 2003. - xiii,543p. : ills.,figs.,picts ; 24CM 1 CD . Includes bibliographical references and index ISBN: RS235.00 (Pb) Subjects--Index Terms: MACHINE THEORY Dewey Class. No.: 511.3 / MAR/I