McGraw-Hill encyclopedia of environmental science  

 -  McGraw-Hill  1974 
<br/><br/>23673 
<br/><br/><label>ISBN: </label>0070452601 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology - Dictionaries<br/>Man - Influence on nature - Dictionaries<br/>Environmental protection - Dictionaries
<br/><br/><label>LC Class. No.: </label>QH  / 540.4