TY -
BOOK
AU - Boughton, Charles W.
TI -
The Elk City Gas Field, Elk and Montgomery counties, Kansas
PB - State Geol. Survey
PY - 1920
BT - Bulletin / State Geological Survey of Kansas ; 5
CY - Lawrence, Kan.
UR - http://slubdd.de/katalog?TN_libero_mab2
ER -