Lieth, Helmut <br/><br/>
Primary Productivity of the Biosphere 
/ by Helmut Lieth 
 - New York:  Springer- Verlag,  1975. 
 - 339p.; 
<br/><br/><label>ISBN: </label>3540070834 
<br/><br/><label>Dewey Class. No.: </label>574  / LIE/P