Steen, Frederick Henry, 1907-  Steen, Frederick Henry, 1907- <br/><br/>
Analytic geometry / 
by Frederick H. Steen and Donald H. Ballou. 
 - 3rd ed. 
 - New York :  Blaisdell,  [1963] 
<br/><br/> First published in this ed. in 1955. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geometry, Analytic.