Koch, Vivienne <br/><br/>
W.B. Yeats the tragic phase:  a study of the last poems/ 
Vivienne Koch 
 - London:  Routledge and Kegan Paul,  1951 
 - 151 p.;  21 cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label> $ 12.00 
<br/><br/><label>Subjects--Personal Names: </label><br/>Yeats, W. B. 1865-1939 --Criticism and interpretatio
<br/><br/><label>Subjects--Topical Terms: </label><br/>English poetry--20th century
<br/><br/><label>Dewey Class. No.: </label>821.91