S Haghighi, Sanam2018-10-112024-06-272018-10-112024-06-27200713: 978-1-84113-728-5https://drs.ess.gov.et/handle/12345678/8897enGas-Supplying CountriesEnergy Security The External Legal Relations of the European Union with Major Oil- and Gas-Supplying CountriesBook