Ayres, Frank <br/><br/>
Schaum's outline series theory and problems of plane spherical trigonometry including 680 solved problems completely solved in detail 

 - n.p.   : McGraw-Hill Book Company,  1954 
 - 207p.   : ill.   ; 28cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plane trigonometry
<br/><br/><label>LC Class. No.: </label>MATH QA533.A98