UNESCO Yearbook on Peace and Conflict Studies 1981. Autor United Nations Educational Scientific an et al. 21 dec 1982 Hardback Preț: 339.11 lei 699.66 lei 43-57 zile -52%
The Pursuit of Peace. Autor Leonard William Doob et al. 22 mai 1981 Hardback Preț: 492.78 lei 805.63 lei 43-57 zile -39%