Dorit, Robert L. <br/><br/>
Zoology / 
Robert L. Dorit, Warren F. Walker, Jr., Robert D. Barnes. 
 - Philadelphia :  Saunders College Pub.,  c1991. 
 - xxv, 1009, [53] p., [6] leaves of plates :  ill. (some col.) ;  28 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0030305047 
<br/><br/><label>LCCN: </label>90050861  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Zoology.
<br/><br/><label>LC Class. No.: </label>QL47.2  / .D68 1991