Tilley, S. (2020). Systems analysis and design (12th Edition.). ♭2020: Cengage.
Chicago Style CitationTilley, Scott. Systems Analysis and Design. 12th Edition. ♭2020: Cengage, 2020.
MLA CitationTilley, Scott. Systems Analysis and Design. 12th Edition. ♭2020: Cengage, 2020.
Warning: These citations may not always be 100% accurate.