Morgan, Sophia Elizabeth De <br/><br/>
Memoir of Augustus De Morgan: with selections from his letters 
Sophia Elizabeth De Morgan 
 - Cambridge  Cambridge University Press  2010 
 - 422 p 
<br/><br/><label>ISBN: </label>9781108014472 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>510.92 MOR