I.Ch, L. (2011). Prospects of the gas-transport system of Ukraine in the context of changes in the world gas sector. General Energy Institute of the National Academy of Sciences of Ukraine.
Chicago-Zitierstil (17. Ausg.)I.Ch, Leshchenko. Prospects of the Gas-transport System of Ukraine in the Context of Changes in the World Gas Sector. General Energy Institute of the National Academy of Sciences of Ukraine, 2011.
MLA-Zitierstil (8. Ausg.)I.Ch, Leshchenko. Prospects of the Gas-transport System of Ukraine in the Context of Changes in the World Gas Sector. General Energy Institute of the National Academy of Sciences of Ukraine, 2011.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.