Dyfyniad APA

Government Securities Market (Bulgarian National Bank). Bulgarian National Bank.

Dyfyniad Arddull Chicago

Government Securities Market (Bulgarian National Bank). Bulgarian National Bank.

Dyfyniad MLA

Government Securities Market (Bulgarian National Bank). Bulgarian National Bank.

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