TY  - BOOK
AU  - A. K. Datta
TI  - Introduction to physical geology
SN  - 81-7096-164-5
U1  - 551 
PY  - 1984///
CY  - Ludhiana
PB  - Kalyani Publishers
N1  - A. K. Datta: Introduction to physical geology.  Ludhiana.  Kalyani Publishers, 1984. 81-7096-164-5--(551DAT)
ER  -