Gamow, George,  1904-1968. <br/><br/>
A planet called earth / 
George Gamow. 
 - London :  Macmillan,  1965. 
 - 257 p. :  ill. 
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Earth.
<br/><br/><label>Dewey Class. No.: </label>550/G194