Problems in systematics of parasiites 
edited by Gerald D. Schmidt 
 - Baltimore:  University Park Press,;1969 
 - 131p.: ill. 
<br/><br/> Includes index 
<br/><br/>Includes bibliographical references 
<br/><br/><label>ISBN: </label>839100106 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Zoology
<br/><br/><label>LC Class. No.: </label>QL 757