Orgel, Leslie E. <br/><br/>
The origins of life :  molecules and natural selection. 

 - London :  Chapman & Hall,  [1973] 
 - Science paperbacks ;  90 .
<br/><br/>Bibliography: p. 233-234. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Life -- Origin.--Life -- Origin.<br/>Molecular evolution.