Vance, Elbridge Putnam,   1915-,  <br/><br/>
Unified algebra and trigonometry 

 - Cambridge, Mass.:  Addison-Wesley,  1955. 
 - 354 pages :   illustrations ;   22 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Algebra.<br/>Trigonometry.