Ayres, Frank <br/><br/>
Trigonometry / 
Frank Ayres ; Robert E Moyer 
 - New York:  Mcgraw -hill,  2000. 
 - 122p 
<br/><br/><label>ISBN: </label>9780071383189 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>516  / AYR/T