APA-viite

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

Chicago-tyylinen lähdeviittaus

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

MLA-viite

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