TY  - BOOK
AU  - Plummer,Charles C.
AU  - Mcgeary,David
TI  - Physical geology
SN  - 0697138070
U1  - 550 
PY  - 1993///
CY  - Dubuque
PB  - Wm. C. Brown publishers
KW  - Geology
KW  - Physical Geology
ER  -