http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Safety and health in the oil and gas extractive industries
[proceedings of an international symposium] : Luxembourg, 19 and 20 April 1983
International Symposium on Safety and Health in the Oil and Gas Extractive Industries (1983 : Luxembourg)
the Commission of the European Communities ; [symposium coordinator, P.A. Walker].