by
Chakarova, Vessela. author
Format:
Alıntı:
Petroleum industry and trade -- History -- 20th century.
by
Appiah-Adu, Kwaku.
Format:
Alıntı:
Petroleum industry and trade -- Developing countries.
by
Bina, Cyrus, 1946- author
Format:
Alıntı:
Petroleum industry and trade.
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