TY  - BOOK
AU  - Pearl, Richard M.
TI  - Guide to geologic literature
U1  - 551.016 21st ed.
PY  - 1951///
CY  - New York
PB  - McGraw-Hill Book Company
KW  - Geology
KW  - Geology, applied
KW  - Geology-reference works
KW  - Reference works geology
N1  - Index: p. 213-39
ER  -