Felf, Ephraim Porter. <br/><br/>
Plant galls and gall makers 

 - New York :  Hafner,  1965 (c.1940) 
 - 364 p.  : ilus. 
<br/><br/><label>LCCN: </label>49877 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cecidias.
<br/><br/><label>Dewey Class. No.: </label>632.2  / F4