TY  - BOOK
T1  - The Niger Delta petroleum systemNiger Delta province, Nigeria, Cameroon, and equatorial Guinea, Africa /
DA  - 1999.
CY  - [Reston, Va.?] :
AU  - Tuttle, M. L.
AU  - Charpentier, Ronald R.
AU  - Brownfield, M. E.
VL  - 99-50-H
CN  - I 19.76:
PB  - U.S. Dept. of the Interior, U.S. Geological Survey,
PP  - [Reston, Va.?] :
PY  - 1999.
N1  - Shipping list no.: 2000-0879-M.
ID  - 239608
KW  - Petroleum
KW  - Petroleum
KW  - Petroleum
TI  - The Niger Delta petroleum systemNiger Delta province, Nigeria, Cameroon, and equatorial Guinea, Africa /
ER  -