Virag, A. (2013). Transition in the European refining sector: Strategies to meet present and future industry challenges from a Central European perspective. Oxford Institute for Energy Studies.
Chicago-čujuhus (17. p.)Virag, A. Transition in the European Refining Sector: Strategies to Meet Present and Future Industry Challenges from a Central European Perspective. Oxford Institute for Energy Studies, 2013.
MLA-čujuhus (9. p.)Virag, A. Transition in the European Refining Sector: Strategies to Meet Present and Future Industry Challenges from a Central European Perspective. Oxford Institute for Energy Studies, 2013.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.