Shah, A.B. & Oka, S.G. <br/><br/>
Elementrary Plane Trigonometry 

 - 1st Ed. 
 -  1955 
 -  23 cm. 
<br/><br/><br/>Text in English 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>MATH
<br/><br/><label>Dewey Class. No.: </label> / SHA