McGraw-Hill encyclopedia of environmental science. 

 - New York:  McGraw-Hill Book Company,  1974. 
 - 754 p.:  ill. ;  27 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0070452601 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology--Encyclopedias.<br/>Human beings--Influence on nature--Encyclopedias.<br/>Environmental protection--Encyclopedias.
<br/><br/><label>LC Class. No.: </label>QH540.4  / M34 1974