TY  - BOOK
ED  - American Association of Petroleum Geologists.
TI  - Silurian reefs of Great Lakes region of North America: selected papers reprinted from Structure of typical American oil fields, vol. III, and AAPG bulletin
AV  - QE661 .S49 1975
U1  - 551.7/32 
PY  - 1975///
CY  - Tulsa, Oklahoma
PB  - American Association of Petroleum Geologists
KW  - Geology, Stratigraphic
KW  - Silurian
KW  - Reefs
KW  - Great Lakes region
KW  - Geology
N1  - Includes bibliographies
ER  -