Não informado. (2017). Hart's Petroleum Engineer International: The magazine of drilling and production technology, onshore, offshore, worldwide. Hart Publications.
Citação do estilo Chicago (17ª ed.)Não informado. Hart's Petroleum Engineer International: The Magazine of Drilling and Production Technology, Onshore, Offshore, Worldwide. Houston, Tex: Hart Publications, 2017.
Citação MLA (8ª ed.)Não informado. Hart's Petroleum Engineer International: The Magazine of Drilling and Production Technology, Onshore, Offshore, Worldwide. Hart Publications, 2017.
警告：这些引文格式不一定是100％准确.