TY  - BOOK
AU  - Eicher,Don L.
TI  - Geologic time
T2  - Foundations of earth science series
AV  - QE508 .E38
U1  - 551.7/01 
PY  - 1968///]
CY  - Englewood Cliffs, N.J.
PB  - Prentice-Hall
KW  - Geological time
KW  - Geology, Stratigraphic
N1  - Bibliography: p. 143-145
ER  -