Bal, H. E. (1994). Programming language essentials. Massachusetts: Addison-Wesley.
Chicago Style aipamenaBal, Henri E. Programming Language Essentials. Massachusetts: Addison-Wesley, 1994.
MLA aipamenaBal, Henri E. Programming Language Essentials. Massachusetts: Addison-Wesley, 1994.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.