Cita APA (7a ed.)
Whitten, J. L. (1994). Systems analysis & design methods (3rd.ed.). Irwin.
Cita Chicago Style (17a ed.)
Whitten, Jeffrey L. Systems Analysis & Design Methods. 3rd.ed. Burr Ridge: Irwin, 1994.
Cita MLA (9a ed.)
Whitten, Jeffrey L. Systems Analysis & Design Methods. 3rd.ed. Irwin, 1994.
Precaución: Estas citas no son 100% exactas.