APA-viite (7. p.)

Hopcroft, J. E., & Ullman, J. D. (1979). INTRODUCTION TO AUTOMATA THEORY, LANGUAGES, AND COMPUTATION. Narosa Publishing House.

Chicago-viite (17. p.)

Hopcroft, John E., ja Jeffrey D. Ullman. INTRODUCTION TO AUTOMATA THEORY, LANGUAGES, AND COMPUTATION. New Delhi: Narosa Publishing House, 1979.

MLA-viite (9. p.)

Hopcroft, John E., ja Jeffrey D. Ullman. INTRODUCTION TO AUTOMATA THEORY, LANGUAGES, AND COMPUTATION. Narosa Publishing House, 1979.