APA (7th ed.) Zitazioa

Shelly, G. B., & Cashman, T. J. a. R. (2008). Systems analysis and design (7th ed.). Thomson.

Chicago Style (17th ed.) Zitazioa

Shelly, Gary B., eta Thomas J and Rosenblatt Cashman. Systems Analysis and Design. 7th ed. Boston, Mass: Thomson, 2008.

MLA (9th ed.) Zitazioa

Shelly, Gary B., eta Thomas J and Rosenblatt Cashman. Systems Analysis and Design. 7th ed. Thomson, 2008.