Siddons A W <br/><br/>
Trigonometry :  Part I  / 
A. W. Siddons, R. T. Hughes . 
 - London  :  Cambridge,  1950 . 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematical Analysis
<br/><br/><label>LC Class. No.: </label>QA 
<br/><br/><label>Dewey Class. No.: </label>516.24