APA (7th ed.) Zitazioa

(1991). Algebraic specification techniques in object oriented programming environments / R. Breu.

Chicago Style (17th ed.) Zitazioa

Algebraic Specification Techniques in Object Oriented Programming Environments / R. Breu. 1991.

MLA (9th ed.) Zitazioa

Algebraic Specification Techniques in Object Oriented Programming Environments / R. Breu. 1991.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.