Hopcroft, J. E., Motwani, R., & Ullman, J. D. (2007). Introduction to automata theory, languages and computation (3rd ed.). Pearson Education.
Chicago Style (17th ed.) CitationHopcroft, John E., Rajeev Motwani, and Jeffrey D. Ullman. Introduction to Automata Theory, Languages and Computation. 3rd ed. Boston, New York: Pearson Education, 2007.
MLA (9th ed.) CitationHopcroft, John E., et al. Introduction to Automata Theory, Languages and Computation. 3rd ed. Pearson Education, 2007.
Warning: These citations may not always be 100% accurate.