Number Theory in Mathematics Education: Perspectives and Prospects Studies in Mathematical Thinking and Learning Series Editat de Rina Zazkis et al. 21 mar 2006 Paperback Preț: 399.02 lei 6-8 săpt.
Learning and Teaching Number Theory: Research in Cognition and Instruction Editat de Stephen R. Campbell et al. 29 noi 2001 Paperback Preț: 299.10 lei 365.54 lei 6-8 săpt. -18%