Cita APA (7a ed.)
Whitten, J. L., Bentley, L. D., & Barlow, V. M. (1989). Systems Analysis and Design Methods (2. ed.). IRWIN.
Cita Chicago Style (17a ed.)
Whitten, Jeffrey L., Lonnie D. Bentley, y Victor M. Barlow. Systems Analysis and Design Methods. 2. ed. Homewood: IRWIN, 1989.
Cita MLA (9a ed.)
Whitten, Jeffrey L., et al. Systems Analysis and Design Methods. 2. ed. IRWIN, 1989.
Precaución: Estas citas no son 100% exactas.