NIXON, Peter  <br/><br/>
A better world   our changing environment  
Peter Nixon 
 - Canada,  Maclean - Hunter learning material company,  c1973. 
 - 48p.;  ill.; 
<br/><br/> Include index  
<br/><br/><label>ISBN: </label>0919290663 
<br/><br/><label>Dewey Class. No.: </label>301.31 NIX