Russell-Hunter, W. D.,  1926- <br/><br/>
A biology of lower invertebrates / 
by W. D. Russell-Hunter 
 - New York :  MacMillan,  1968 
 - 181 p. :  ill. ;  24 cm. 
 - Current concepts in biology .
<br/><br/>Bibliography: p. 171-173 
<br/><br/><label>LCCN: </label>68-010357 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Invertebrates