Ason, A. (2022). International gas contracts. Oxford Institute for Energy Studies.
Cita Chicago (17th ed.)Ason, A. International Gas Contracts. Oxford Institute for Energy Studies, 2022.
Cita MLA (9th ed.)Ason, A. International Gas Contracts. Oxford Institute for Energy Studies, 2022.
Atenció: Aquestes cites poden no estar 100% correctes.