International Congress of Pure and Applied Chemistry London, Ramsay, W., & Macnab, W. (1910). Seventh International congress of applied chemistry, London, May 27th to June 2d, 1909. Partridge & Cooper, ltd..

International Congress of Pure and Applied Chemistry London, William Ramsay, and William Macnab. Seventh International Congress of Applied Chemistry, London, May 27th to June 2d, 1909. London: Partridge & Cooper, ltd., 1910.

International Congress of Pure and Applied Chemistry London, et al. Seventh International Congress of Applied Chemistry, London, May 27th to June 2d, 1909. Partridge & Cooper, ltd., 1910.