Systems analysis and design / 
3G E-Learning LLC 
 - 2nd ed. 
 - New York :  3G E-Learning LLC,  2020. 
 - xii, 272 p.: col. ill.; 23.4 cm. 
<br/><br/>Includes index 
<br/><br/><label>ISBN: </label>9781984636904 
<br/><br/><label>Dewey Class. No.: </label>C 004.21 Sy995 2020