TY  - BOOK
ED  - United States
TI  - Understanding the Earth
T2  - United States Geological Survey Yearbook Fiscal Year 1995
SN  - 0607858915
U1  - 550 
PY  - 1996///].
CY  - [Washington]: 
PB  - [United States Government Printing Office], 
KW  - Earth
ER  -