TY  - SER
TI  - Oil and gas journal
SN  - 0030-1388
PY  - 1902///
CY  - Tulsa, OK, USA
PB  - Petroleum Publishing Co.
KW  - Petroleum industry and trade
KW  - Periodicals
KW  - Gas, Natural
N1  - UKM: v.73-80 (1975-1982). Hadiah penerbit. Bahan ditempatkan di Kompaktus
ER  -