Catalogue Persistent Identifier
https://nla.gov.au/nla.cat-vn8450642
APA Citation
Black Book - Marathon Oil Company.
MLA Citation
Black Book - Marathon Oil Company [electronic resource]
Australian/Harvard Citation
n.d., Black Book - Marathon Oil Company [electronic resource]
Wikipedia Citation
{{Citation | title=[article title here] | author=[article author here] | author2=[first co-author here] | date=[date of publication] | journal=Black Book - Marathon Oil Company [electronic resource] | publisher=Bernstein Global Wealth Management | language=English }}