Rosenbach, Joseph Bernhardt,  1897-1951. <br/><br/>
Essentials of trigonometry, with tables / 
Joseph B. Rosenbach, Edwin A. Whitman, David Moskovitz. 
 - 2d rev. ed. 
 - Lexington, Mass. :  Xerox College Pub.,  [1974] 
 - xi, 334 p. :  ill. ;  cm. 
<br/><br/> First ed. published under title: Essentials of plane trigonometry. 
<br/><br/><label>ISBN: </label>0536011044 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plane trigonometry.<br/>Trigonometry.