TY  - BOOK
AU  - Atwater,Mary
TI  - Earth changes through time
SN  - 0022742905
U1  - 551 E128 1993 
PY  - 1993///
CY  - New York
PB  - Macmillan/McGraw-Hill
KW  - Geology
N1  - Includes glossary, index, and credits
ER  -