Margulis Lynn <br/><br/>
Symbiosis in cell evolution    Life and its environment on the early earth.      

 - San  Francisco W H Freeman and Company    1981 
 - xxii,419p  cm. 
<br/><br/><label>Standard No.: </label>29154 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>G11:660j567, M1