Hyman, Libbie Henrietta <br/><br/>
The Invertebrates:  Acanthocephala, Aschelminthes, and Entoprocta The pseudocoelomate Bilateria (vol-III) 
/ by Libbie Henrietta Hyman 
 - new york  McGraw-Hill Book Comapany  1951 
 - 572p. 
<br/><br/><label>Dewey Class. No.: </label>595.1  / HYM/T