Keeton, William T. <br/><br/>
Biological sciences / 
William T. Keeton. 
 - 3rd ed. 
 - New York :  W. W. Norton,  1980 
 - xv, 1130 p. :  ill. plates ;  26 cm. 
<br/><br/> Open access. 
<br/><br/><label>ISBN: </label>0393950212 
<br/><br/><label>LCCN: </label>7924387  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology.