Teaching resources unit 2 :  Ecology /. 

 - Upper Saddle River :  Pearson, Prentice Hall,  n.d. 
 - 214 p. :  ill., some col ;  28 cm. 
 - Prentice Hall biology .
 - Prentice Hall biology .
<br/><br/><label>ISBN: </label>0132033968 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology--Study and teaching.
<br/><br/><label>Universal Decimal Class. No.: </label>21.ed.