Indra Overland & Nina Poussenkova. (2020). Russian Oil Companies in an Evolving World: The Challenge of Change. Edward Elgar Publishing.
Chicago-viite (17. p.)Indra Overland ja Nina Poussenkova. Russian Oil Companies in an Evolving World: The Challenge of Change. Edward Elgar Publishing, 2020.
MLA-viite (9. p.)Indra Overland ja Nina Poussenkova. Russian Oil Companies in an Evolving World: The Challenge of Change. Edward Elgar Publishing, 2020.
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