Nahin, Paul J. <br/><br/>
An imaginary tale : the story of [the square root of minus one] 

 - Hyderabad  Universities Press  2002 
 - xix, 265p. ; 24cm. 
<br/><br/><label>ISBN: </label>9788173713996 
<br/><br/><label>Dewey Class. No.: </label>515.9  / NAH