Reyes, Edgardo  <br/><br/>
Plane trigonometry : simplified and integrated 

 - Mandaluyong City  National Book Store  1979 
 - 241 p 
<br/><br/><label>ISBN: </label>9710807838 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Trigonometry
<br/><br/><label>Dewey Class. No.: </label>Fil 516.24 R33p