APA (7th ed.) Citation

Hopcroft, J. E., Motwani, R., & Ullman, J. D. (2007). Introduction to automata theory, languages and computation (3rd ed.). Pearson Education.

Chicago Style (17th ed.) Citation

Hopcroft, 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.) Citation

Hopcroft, John E., et al. Introduction to Automata Theory, Languages and Computation. 3rd ed. Pearson Education, 2007.