Chemical evolution of the early precambrian 
edited by Cyril Ponnamperuma                                     
 - New York  Academic Press  1977 
 - xi, 221p. 
<br/><br/><label>ISBN: </label>0-12-561360-1 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomy and astrophysics thesaurus<br/>Planets
<br/><br/><label>Universal Decimal Class. No.: </label>52-37  / CHE