TY  - BOOK
AU  - Grabau,Amadeus W.
TI  - Principles of stratigraphy
PY  - 1960///
CY  - New York
PB  - Dover Pub. Inc.
KW  - Geology, Stratigraphic
N1  - 'Unabridged and unaltered republication of the last revised edition published in 1924.'
ER  -