N Nitrogen: Compounds with Noble Gases and Hydrogen Gmelin Handbook of Inorganic and Organometallic Chemistry - 8th edition, nr. N / 0-b / b / 1 Autor Walter Hack et al. 3 oct 2013 Paperback Preț: 419.13 lei 6-8 săpt.
P Phosphorus: Mononuclear Compounds with Hydrogen Gmelin Handbook of Inorganic and Organometallic Chemistry - 8th edition, nr. P / a-c / c / 1 Autor Werner Behrendt et al. 3 oct 2013 Paperback Preț: 424.16 lei 6-8 săpt.