APA (7th ed.) Zitazioa

Edwards, P. (1993). Systems analysis & design. Mitchell McGraw-Hill.

Chicago Style (17th ed.) Zitazioa

Edwards, Perry. Systems Analysis & Design. New York: Mitchell McGraw-Hill, 1993.

MLA (9th ed.) Zitazioa

Edwards, Perry. Systems Analysis & Design. Mitchell McGraw-Hill, 1993.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.