Strengthening the Biological Weapons Convention by Confidence-Building Measures Editat de Erhard Geissler 15 mar 1990 Paperback Preț: 349.18 lei 592.97 lei 41-52 zile -41%
Biological and Toxin Weapons: Research, Development and Use from the Middle Ages to 1945 Editat de Erhard Geissler et al. 14 oct 1999 Paperback Preț: 888.44 lei 1345.30 lei 41-52 zile -34%