Problems and Theorems in Analysis Springer Study Edition Autor Georg Polya et al. 2 dec 1977 Paperback Preț: 484.23 lei 569.67 lei 6-8 săpt. -15%
Combinatorial Enumeration of Groups, Graphs, and Chemical Compounds Autor Georg Polya et al. 2 oct 2011 Paperback Preț: 364.68 lei 6-8 săpt.