The biosphere 

 - San Francisco  W. H. Freeman  1970 
 - viii, 134 p.: ill. (part col.) ; 31 cm. 
<br/><br/> 'A Scientific American book.'  'Originally appeared as articles in the September, 1970 issue of Scientific American.' 
<br/><br/>p. 129-130. 
<br/><br/><label>LCCN: </label>78-140849 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biosphere