Derbyshire , John, <br/><br/>
Unknown quantity: a real and imaginary history of algebra 

 - London:   Atlantic,  2008. 
 - viii,374p.:  ill;  21 cm. 
<br/><br/> Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9780452288539 
<br/><br/><label>Dewey Class. No.: </label>512.009 DER