Sparks W.Fred <br/><br/>
Plane trigonometry / 
Fred W Sparks and paul K 
 - 6th ed. 
 - New York :  Wiley,  c1976. 
 - xiii, 312 p. :  ill. ;  24 cm. 
<br/><br/>Angular Measure And The Trigonometric Functions (Page-1),  Solution Of Right Triangles (Page-34), Fundamental Identities (Page-64), Graphs (Page-99), Logarithms (Page-113), Logarithmic Solution Of Triangles (Page-129), Complex Numbers (Page-191), Polar Coordinates (Page-207). 
<br/><br/><label>ISBN: </label>136791670 
<br/><br/><label>LCCN: </label>76153649 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plane trigonometry.
<br/><br/><label>Dewey Class. No.: </label>516.242,SPA