Dyfyniad APA

World Bank & ebrary, Inc. (2010). Lights out?: The outlook for energy in Eastern Europe and the former Soviet Union. World Bank.

Dyfyniad Arddull Chicago

World Bank and Inc ebrary. Lights Out?: The Outlook for Energy in Eastern Europe and the Former Soviet Union. Washington DC: World Bank, 2010.

Dyfyniad MLA

World Bank and Inc ebrary. Lights Out?: The Outlook for Energy in Eastern Europe and the Former Soviet Union. World Bank, 2010.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.