Derek York <br/><br/>
Earth`s age and geochronology 

 - Oxford  Pergamon Press  1972 
 - 178p 
<br/><br/>Derek York & Ronald M. Farquhar: Earth`s age and geochronology.  Oxford.  Pergamon Press, 1972.--(551.1YOR)   
<br/><br/><br/>ENGLISH 
<br/><br/><label>Dewey Class. No.: </label>551.1  / YOR