R Guptas. <br/><br/>
HTET Post Graduation Teacher (PGT) :  Computer Science Level 3 / 
By R Guptas. 
 - 1st Ed. 
 - Mew Delhi :  Ramesh Publishing House,  2021. 
 - 592p. ;  00 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Data processing, computer science.
<br/><br/><label>Dewey Class. No.: </label>004  / HTE