Fajardo, Ira A., <br/><br/>
Spherical trigonometry :  a comprehensive approach / 
Ira A. Fajardo 
 - Malabon City :  Mutya Publishing House.  2013. 
 - 135 pages :  graphs, figures ;  24 cm. 
<br/><br/><label>ISBN: </label>9789718213322 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Spherical trigonometry.
<br/><br/><label>Dewey Class. No.: </label>516.24   / F178s