Jones, M. J. (1974). Geological, mining and metallurgical sampling: Proceedings of meetings organized by the Institution of Mining and Metallurgy and held in London in January, 1972, September, 1972 and July, 1973. [London]: Institution of Mining and Metallurgy.
Παραπομπή Chicago StyleJones, Michael John. Geological, Mining and Metallurgical Sampling: Proceedings of Meetings Organized By the Institution of Mining and Metallurgy and Held in London in January, 1972, September, 1972 and July, 1973. [London]: Institution of Mining and Metallurgy, 1974.
Παραπομπή MLAJones, Michael John. Geological, Mining and Metallurgical Sampling: Proceedings of Meetings Organized By the Institution of Mining and Metallurgy and Held in London in January, 1972, September, 1972 and July, 1973. [London]: Institution of Mining and Metallurgy, 1974.