TY  - BOOK
AU  - Tarbuck, Edward J  .
TI  - Earth: an introduction to physical geology / 
SN  - 0-13-028286-3
U1  - U2 
PY  - 1999///
CY  - New Jersey : 
PB  - Prentice Hall, inc. , 
KW  - Physical Geology
ER  -