Great Britain. Education Dept. Executive Commissioners to Direct the British Section at the International Exhibition at Philadelphia & Centennial Exhibition. (1877). Reports on the Philadelphia International Exhibition of 1876. Printed by G.E. Eyre and W. Spottiswoode for H.M.S.O..
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Great Britain. Education Dept. Executive Commissioners to Direct the British Section at the International Exhibition at Philadelphia و Centennial Exhibition. Reports on the Philadelphia International Exhibition of 1876. London: Printed by G.E. Eyre and W. Spottiswoode for H.M.S.O., 1877.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Great Britain. Education Dept. Executive Commissioners to Direct the British Section at the International Exhibition at Philadelphia و Centennial Exhibition. Reports on the Philadelphia International Exhibition of 1876. Printed by G.E. Eyre and W. Spottiswoode for H.M.S.O., 1877.