MacRobert, Thomas Murray <br/><br/>
Trigonometry. part III   advanced trigonometry 
<label>/ by </label> MacRobert, Thomas Murray 
<label>;</label> Arthur, William. 
 - 2nd ed. 
 - London  Methuen & Co. Ltd  1938 
 - viii, 345-478, ix-xip.  19 cm. 
<br/><br/><label>Dewey Class. No.: </label>514  / MAC