Hyman, Libbie Henrietta. <br/><br/>
The Invertebrates 
Protozoa Through Ctenophora 
 - New York  Mcgraw-Hill Book Company Inc.  1940 
 - 726 
<br/><br/><label>Subjects--Personal Names: </label> Zoology 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Zoology