Hopcroft, John E. Introduction to automata theory, languages, and computation / John E. Hopcroft, Rajeev Motwani and Jeffrey D. Ullman. -- 2nd ed. -- Singapore: Pearson Education Asia Pte Ltd., 2001. xiv, 521 p.: ill.; 22 cm. Includes bibliographical references and index. ISBN: 9789814096515 Subjects--Topical Terms: Machine theory. Formal languages. Computational complexity.Dewey Class. No.: Res 511.35 H77 2001