Hopcroft, J. E., Motwani, R., & Ullman, J. D. (2001). Introduction to automata theory, languages, and computation (2nd ed.). Pearson Education Asia Pte.
Chicago Style (17th ed.) CitationHopcroft, John E., Rajeev Motwani, and Jeffrey D. Ullman. Introduction to Automata Theory, Languages, and Computation. 2nd ed. Singapore: Pearson Education Asia Pte, 2001.
MLA (9th ed.) CitationHopcroft, John E., et al. Introduction to Automata Theory, Languages, and Computation. 2nd ed. Pearson Education Asia Pte, 2001.
Warning: These citations may not always be 100% accurate.