Raven, Peter H. <br/><br/>
Environment / 
Peter H. Raven, Linda R. Berg, George B. Johnson. 
 - Fort Worth :  Saunders College Publishing,  1993. 
 - xxii, 569 p. :  col. ill. ; 
<br/><br/><label>ISBN: </label>0030143292 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental education.<br/>Environmental policy.<br/>Conservation of natural resources.
<br/><br/><label>LC Class. No.: </label>GE70  / .R38 1993 
<br/><br/><label>Dewey Class. No.: </label>363.7