Environmental encyclopedia / 
project editors, Deirdre S. Blanchfield. 
 - 4th ed. 
 - Detroit :  Cengage Learning,  c2010. 
 - 1967p.  29 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9781414487373 (volume 1) 1414487371 (volume 1) 9781414487380 (volume 2) 141448738X (volume 2) 9781414487366 (set) 1414487363 (set) 
<br/><br/><label>LCCN: </label>2010046983 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental sciences--Encyclopedias.<br/>Ecology--Encyclopedias.<br/>Earth sciences--Encyclopedias.
<br/><br/><label>LC Class. No.: </label>REF GE 10  / .E38 2010