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Italy Mining Laws and Regulations Handbook Volume 1 Strategic Information and Regulations
pocket,
2016,
Engelska,
ISBN 9781433077623
Ghana Energy Policy, Laws and Regulation Handbook Volume 1 Strategic Policies and Regulations
pocket,
2011,
Engelska,
ISBN 9781433071607
Ghana Energy Policy, Laws and Regulation Handbook Volume 1 Strategic Policies and Regulations