Swokowski, Earl W. <br/><br/>
Fundamentals of trigonometry 

 - 6Th 
 - Boston  PWS-Kent pulishing  1986 
 - Varies 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Trigonometry, plane
<br/><br/><label>Dewey Class. No.: </label>514  / SWF