Hart's E & P.
Houston, Tex. : Hart Publications,
©1999-
Title from caption.
Issue for Oct. 1999 called also Premiere issue.
Formed by the union of: Hart's oil and gas world; Hart's euroil; and: Petroleum engineer international (Houston, Tex.); and continues the volume numbering of the latter.
Latest issue consulted: Vol. 77, issue 05 (May 2004).
Petroleum engineering
Petroleum industry and trade
Gas industry
Gas industry.
Petroleum engineering.
Petroleum industry and trade.
Aardolie.