The amount could come from EU fund for balance of payments support to members outside the euro-zone, the sources said.
The IMF will put in EUR13 billion, or 12 billion Special Drawing Rights (SDR). The European Investment Bank and the World Bank will supply each EUR1 billion, the sources added.
But they said the negotiations are not finalized, and the final figures might be different.
Romania will decide in the upcoming period whether or not to take the external loan from the IMF and the E.U., President Traian Basescu said Friday.