Citazione APA

Whitten, J. L., & Bentley, L. D. (1999). Systems Analysis and Design Methods (4th ed.). Galgotia.

Stile di citazione Chicago

Whitten, Jeffrey L., e Lonnie D. Bentley. Systems Analysis and Design Methods. 4th ed. New Delhi: Galgotia, 1999.

Citazione MLA

Whitten, Jeffrey L., e Lonnie D. Bentley. Systems Analysis and Design Methods. 4th ed. Galgotia, 1999.