Raven, Peter. <br/><br/>
Understanding biology / 
Peter Raven, George Johnson. 
 - 3rd ed. 
 - Dubuque, IA. :  Wm.C.Brown Publishers,  1995. 
 - 179 p. 
<br/><br/><label>ISBN: </label>0697250318 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology
<br/><br/><label>Subjects--Index Terms: </label>Sinh học 
<br/><br/><label>Dewey Class. No.: </label>570  / RAV 1995