TY  - BOOK
AU  - Stockdale, Paris B.
ED  - Geological Society of America
TI  - Lower Mississipian rocks of the East-Central interior / 
T2  - Geological society of America. Special papers ; 
PY  - 1939///
CY  - New York : 
PB  - The Geological Society of America, 
KW  - გეოლოგია
ER  -