Rankama, Kalervo,  1913- <br/><br/>
Isotope geology /   by Kalervo Rankama, 

 - New York :  McGraw-Hill,  C1954 Revised impression1956. 
 - 535 p. :  illus. ;  26 cm. 
<br/><br/>Includes bibliography and Index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Isotope geology.
<br/><br/><label>Dewey Class. No.: </label>551  / RAI 1956