TY  - BOOK
ED  - Unesco-The International Commission of Mathematical Instruction
TI  - New trends in mathematics teaching v.2, 1970 = Trendances nouvelles de l'enseignement des mathematiques
U1  - 510.7 U56n 
PY  - 1970///
CY  - Paris
PB  -  Unesco
KW  -  Mathematics
KW  - Study And Teaching Mathematics
KW  - Study And Teaching
ER  -