Williams,D.J. <br/><br/>
The Soft Scales(Coccidae) & Other Families-Part iii 

 - U.K  CAB International.  1990 
 - 267p. 
<br/><br/><label>ISBN: </label>851986595 
<br/><br/><label>Dewey Class. No.: </label>632.7'52