Backhouse, J.K. <br/><br/>
Pure mathematics book 1. 

 - 4th ed. 
 - Essex, England:  Longman Group Ltd.,  1985. 
<br/><br/>N 
<br/><br/><label>ISBN: </label>0582353866 
<br/><br/><label>Subjects--Topical Terms: </label><br/>1. Mathematics
<br/><br/><label>Subjects--Index Terms: </label>Y 
<br/><br/><label>LC Class. No.: </label>QA37.2  / .B33