The Construction of New Mathematical Knowledge in Classroom Interaction: An Epistemological Perspective Mathematics Education Library, nr. 38 Autor Heinz Steinbring 22 mar 2005 Hardback Preț: 631.45 lei 742.89 lei 6-8 săpt. -15%
Arithmetik als Prozess Editat de Gerhard N. Müller et al. 31 dec 2003 Hardback Preț: 245.88 lei Indisponibil temporar