Curtis, Helena. <br/><br/>
Biology / 
Helena Curtis. 
 - 4th ed 
 - New York :  Worth Publishers,  1983 
 - xxvi, 1159 p. :  ill. ;  26 cm. 
<br/><br/> Open access. 
<br/><br/><label>ISBN: </label>0879011866 
<br/><br/><label>LCCN: </label>82083895  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology.