TY  - BOOK
AU  - Rankama,Kalervo
TI  - Isotope geology:  by Kalervo Rankama,
U1  - 551 
PY  - 1954/// Revised impression1956
CY  - New York
PB  - McGraw-Hill
KW  - Isotope geology
N1  - Includes bibliography and Index
ER  -