Enger, Eldon D <br/><br/>
Concepts in biology / 
Eldon D. Enger, Frederick C. Ross. 
 - 8th ed. 
 - Boston :  WCB/ <cGraw-Hill,  c1997. 
 - xvii, 458 p. :  chiefly col. ill. 
<br/><br/> Includes glossary and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology