The social turn in mathematics education research. Lerman S. S Lerman - Multiple perspectives on mathematics teaching and …, 2000 - books.google.com GSID: s0Sek3gkiE8J
Dialogue and learning in mathematics education: Intention, reflection, critique. Alrø H. H Alrø, O Skovsmose - 2004 - books.google.com GSID: dUTXLCbCZowJ