Mamhot, Millard M. <br/><br/>
Plane trigonometry:  A Calculator approach/ 
Millard M. Mamhot, Dennis Tarepe, Alice A. Mamhot. 
 - Manila:  Purely Books Trading & Publishing Corp.,  c2012. 
 - vi, 128 pages;  23 cm. 
<br/><br/> Includes bibliographical references. 
<br/><br/><label>ISBN: </label>978-971-95338-5-6 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Trigonometry
<br/><br/><label>Dewey Class. No.: </label>DFil 516.24  / M31