APA (7th ed.) Citation

Hopcroft, J. E., Motwani, R., & Ullman, J. D. (2006). Introduction to automata theory, languages and computation (3rd ed.). Pearson Addison Wesley.

Chicago Style (17th ed.) Citation

Hopcroft, John E., Rajeev Motwani, and Jeffrey D. Ullman. Introduction to Automata Theory, Languages and Computation. 3rd ed. Boston: Pearson Addison Wesley, 2006.

MLA (9th ed.) Citation

Hopcroft, John E., et al. Introduction to Automata Theory, Languages and Computation. 3rd ed. Pearson Addison Wesley, 2006.