Hopcroft, John E. . Introduction to automata theory languages, and computation / John E. Hopcroft, Rajiv Motwani, Jeffrey D. Ullman. - 2nd ed / . - Singapore : Addison-Wesley Publishing , 2001. - xiv,512p. : ill.,figs. ; 23cm . Includes index ISBN: 8178083477 Rs. 295.00 Subjects--Index Terms: MACHINE THEORY Dewey Class. No.: 511.3 / HOP/I