Gaya APA
HOPCROFT, J, E. et al (2001).
Introduction to automata theory, languages, and computation (2nd ed.).
Boston:
Addson Wesley.
Gaya MLA
HOPCROFT, John, E.. et al.
"Introduction to automata theory, languages, and computation".
2nd ed.
Boston:
Addson Wesley,
2001.
Buku.