Hyman, Libbie Henrietta <br/><br/>
The Invertebrates :  Volume 2. Platyhelminthes and Rhynchocoela: the acoelomate Bilateria/ 
by Libbie Henrietta Hyman 
 - New York:  McGraw-Hill Book Co.,  1951. 
 - vii,550p. 
<br/><br/><label>ISBN: </label>070316619 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Invertebrates	<br/>Zoology
<br/><br/><label>Dewey Class. No.: </label>592	  / HYM/I V.2