Roberts, M. B. V.  

 - _Biology a functional approach  
 - 4th ed.  
 - London Nelson Thornes 1986  
<br/><br/> includes index  
<br/><br/><label>Subjects--Topical Terms: </label><br/>_Biology 
<br/><br/><label>LC Class. No.: </label>QH 308.7 .R62 1986