Nanney, J. Louis <br/><br/>
Trigonometry : A Skills Approach 

 - London :  Allyn and Bacoc Inc,  1979. 
 - 246p.;  ill.  23cm 
<br/><br/><label>ISBN: </label>0205069207 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geometry
<br/><br/><label>Dewey Class. No.: </label>516.24  / NAN