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

 - 6th 
 - Boston  PWS-kent publishing  1986 
 - Varies 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Trigonometry, plane
<br/><br/><label>Dewey Class. No.: </label>517  / SWC