Não informado. Financial Times North Sea Letter and European Offshore News. Financial Times Business Information.
Citação do estilo Chicago (17ª ed.)Não informado. Financial Times North Sea Letter and European Offshore News. London: Financial Times Business Information.
Citação MLA (8ª ed.)Não informado. Financial Times North Sea Letter and European Offshore News. Financial Times Business Information.
警告：這些引文格式不一定是100％准確.