Não informado. (2017). Hart's Petroleum Engineer International: The magazine of drilling and production technology, onshore, offshore, worldwide. Hart Publications.
Chicago (17e ed.) BronvermeldingNão informado. Hart's Petroleum Engineer International: The Magazine of Drilling and Production Technology, Onshore, Offshore, Worldwide. Houston, Tex: Hart Publications, 2017.
MLA (8e ed.) BronvermeldingNão informado. Hart's Petroleum Engineer International: The Magazine of Drilling and Production Technology, Onshore, Offshore, Worldwide. Hart Publications, 2017.
Let op: Deze citaties zijn niet altijd 100% accuraat.