Durell, Clement V <br/><br/>
Matriculation trigonometry 

 -  G Bell & Sons Ltd., London  1949 
 - 151 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Trigonometry; Mathematics
<br/><br/><label>Dewey Class. No.: </label>516.24  DUR-M