Ervia (formerly known as Bord Gais Eireann) MarketLine Company Profile. MarketLine, a Progressive Digital Media business.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Ervia (formerly Known as Bord Gais Eireann) MarketLine Company Profile. MarketLine, a Progressive Digital Media business.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Ervia (formerly Known as Bord Gais Eireann) MarketLine Company Profile. MarketLine, a Progressive Digital Media business.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.