Hestnes, Marshall D. <br/><br/>
Trigonometry with calculators / 
Marshall D. Hestnes, Richard O. Hill, Jr. 
 - Manila :  UNI-ED,  c1982. 
 - xii, 353 p. : ill. 
<br/><br/> Includes appendices and index. 
<br/><br/><label>ISBN: </label>0139308598 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Trigonometry--Data processing.<br/>Calculating machines.