AAT <br/><br/>
Information systems in digital environment:  level 2/ 
AAT 
 - Colombo:  "AAT,"  2020 
 - 144p. 
<br/><br/><label>ISBN: </label>978 955 3907 09 7 
<br/><br/><label>Subjects--Index Terms: </label>AAT 
<br/><br/><label>Dewey Class. No.: </label>657.0285  / AAT