Gupta, P P <br/><br/>
Differential Equations / 
P P Gupta 
 - Meerut:  Pragathi Prakashan, 
 - 732p 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>515.35  / GUP/D