_ <br/><br/>
Global biogeochemical cycles 

 - New Delhi  Academic Press  1992 
 - xvi,380p.  PB  24cm 
<br/><br/> includes index 
<br/><br/><label>ISBN: </label>0121476863 
<br/><br/><label>Dewey Class. No.: </label>577.14  / GLO