APA (7th ed.) Zitazioa
Hoffer, J., & George, J. F. &. V. (2011). Modern Systems Analysis and Design (6th ed.). Pearson.
Chicago Style (17th ed.) Zitazioa
Hoffer, Jeffrey, eta Joey F. & Valacich George. Modern Systems Analysis and Design. 6th ed. Boston: Pearson, 2011.
MLA (9th ed.) Zitazioa
Hoffer, Jeffrey, eta Joey F. & Valacich George. Modern Systems Analysis and Design. 6th ed. Pearson, 2011.
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