TY  - BOOK
AU  - UNITED STATES GOVERNMENT
TI  - GEOLOGICAL SURVEY RESEARCH 1980
T2  - 0
U1  - 550 
PY  - 1980///
CY  - U.S.A.
PB  - UNITED STATES GOVERNMENT
KW  - CIENCIAS PURAS
N1  - MINERAL/REGIONAL/WATER
ER  -