Barton, A <br/><br/>
An introduction to coordinate geometry / 
A. Barton 
 - London :  University of London press,  c1958 
 - 303 p. ;  22 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Coordinates
<br/><br/><label>Dewey Class. No.: </label>516