APA (7th ed.) Zitazioa

Shelly, G. B., Cashman, T. J., & Rosenblatt , H. J. Systems Analysis and Design (4th ed.).

Chicago Style (17th ed.) Zitazioa

Shelly, Gary B., Thomas J. Cashman, eta Harry J. Rosenblatt. Systems Analysis and Design. 4th ed. THOMSON.

MLA (9th ed.) Zitazioa

Shelly, Gary B., et al. Systems Analysis and Design. 4th ed.