Russell-Hunter, W. D., 1926- <br/><br/>
A 
by W. D. Russell-Hunter 
 - New York  Macmillan  1969 
 - 224 p. : ill. ; 24 cm. 
 - Current concepts in biology series .
<br/><br/><label>LCCN: </label>69-012171 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Invertebrates