Hopcroft, John E. Introduction to automata theory, languages and computation / John E. Hopcroft, Rajeev Motwani & Jeffrey D. Ullman - 3rd ed. - Boston: Pearson, c2007. - xvii, 535p.: ill.; 24cm. Includes bibliographical references and index. ISBN: 9780321476173 0321476174 Subjects--Topical Terms: LC Class. No.: QA267 / H56 2007