TY  - BOOK
AU  - Stokes,William Lee
TI  - Essential of earth history
AV  - QE561.S72  
PY  - 1973///
CY  - Englewood Cliffs
PB  - : Prentice Hall
KW  - Palaeontology
KW  - Geology,
KW  - Stratigraphic
N1  - Includes index
ER  -