Cita APA (7a ed.)
Ruban, A. Political and economical premises of European energy integration.
Cita Chicago Style (17a ed.)
Ruban, Andryi. Political and Economical Premises of European Energy Integration.
Cita MLA (9a ed.)
Ruban, Andryi. Political and Economical Premises of European Energy Integration.
Precaución: Estas citas no son 100% exactas.