APA (7th ed.) Zitazioa

(1991). Computer software and copyright law Douglas Reid Weimer. [microform].

Chicago Style (17th ed.) Zitazioa

Computer Software and Copyright Law Douglas Reid Weimer. [microform]. 1991.

MLA (9th ed.) Zitazioa

Computer Software and Copyright Law Douglas Reid Weimer. [microform]. 1991.