Day, William. <br/><br/>
Genesis on planet earth :  the search for life's beginning. 

 - [1st ed.]. 
 - Shiva :  Shiva Pub.,  1981. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Life -- Origin.--Life -- Origin.<br/>Evolution.