Margaret. F Willerding <br/><br/>
College algebra and trigonometry 

 - New York  John Wiley and Sons Inc  1971 
 - 499p 
<br/><br/>Margaret. F Willerding & Stephen Hoffman: College algebra and trigonometry.  New York.  John Wiley and Sons Inc, 1971.--(512.13WIL)   
<br/><br/><br/>ENGLISH 
<br/><br/><label>Dewey Class. No.: </label>512.13  / WIL