TY  - BOOK
AU  - Sager, Robert J. Ramsey, William L. Phillips, Clifford R. Watenpaugh, Frank M.
TI  - Modern earth science
SN  - 0-03-050609-3
U1  - CIR  550 M63 1998 
PY  - 1998///
CY  - New York City
PB  - Holt, Rinehart and Winston
ER  -