APA-referens (7:e uppl.)

Hopcroft, J. E., Motwani, R., & Ullman, J. D. (2001). Introduction to automata theory, languages, and computation (Second edition.). Addison-Wesley.

Chicago-referens (17:e uppl.)

Hopcroft, John E., Rajeev Motwani, och Jeffrey D. Ullman. Introduction to Automata Theory, Languages, and Computation. Second edition. Boston: Addison-Wesley, 2001.

MLA-referens (8:e uppl.)

Hopcroft, John E., et al. Introduction to Automata Theory, Languages, and Computation. Second edition. Addison-Wesley, 2001.