"Qureshi, Javed Iqbal" <br/><br/>
A Textbook of Computer Science for class IX 

 - Karachi  Sindhi Text Book Board  2019 
 - 164 
<br/><br/><label>ISBN: </label>0000000000000 
<br/><br/><label>Dewey Class. No.: </label>001.642  / T-574