Prasad, I. B. <br/><br/>
A textbook of practical mathematics / 

 - 6th ed. 
 - Delhi :  Khanna Publishers,  c1981 
 - 816 p. & 16 p. :  ill. ;  21 cm. 
 -  v.1 .
<br/><br/><label>ISBN: </label>NA 
<br/><br/><label>LC Class. No.: </label>1143 
<br/><br/><label>Dewey Class. No.: </label>510  / PRA