Gupta, Asit Das <br/><br/>
Math steps / 
Asit Das Gupta, Suryabhushan Prasad 
 - 2nd ed. 
 - Patna :  Bharati Bhawan,  1996 
 - 217 p. ;  24 cm. 
<br/><br/><label>ISBN: </label> Rs.39.50 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>510