Valacich Joseph A. et al <br/><br/>
Essentials of systems analysis and design. 6th ed / 
al. Valacich 
 - 444 p.; ill.; 27 cm 
<br/><br/><label>ISBN: </label>9781292076614 
<br/><br/><label>Subjects--Topical Terms: </label><br/>System design<br/>System Analysis