Curtis, Helena. <br/><br/>
Invitation to biology / 
Helena Curtis, N. Sue Barnes ; illustrated by Shirley Baty. 
 - 5th ed. 
 - New York, N.Y. :  Worth Publishers,  1994. 
 - xxv, 862p.:  ill. 
<br/><br/><label>ISBN: </label>0879016795  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology.
<br/><br/><label>LC Class. No.: </label>QH308.2 .C8  / 1994 
<br/><br/><label>Dewey Class. No.: </label>574