Nahin, Paul J. <br/><br/>
An imaginary tale : the story of root of -1 /  
Paul J Nahin. 
 - /   . 
 - Hyderabad :   Universities Press ,   2006. 
 - xix,265p. :   ills.,charts.,tables ;   18cm .  
<br/><br/>Includes index 
<br/><br/><label>ISBN: </label>9788173713996  Rs. 250.00 
<br/><br/><label>Subjects--Index Terms: </label>NUMBER THEORY  
<br/><br/><label>Dewey Class. No.: </label>512.7  / NAH/I