Earth's earliest biosphere 
edited by J. William Schopf 
 - New Jersey  Princeton University Press  1983 
 - xxv+543p. 
<br/><br/><label>ISBN: </label>0-691-02375-1 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Earth : EvolutionEarth : Origin
<br/><br/><label>Universal Decimal Class. No.: </label>550.7:550.93  / SCH