TY  - BOOK
AU  - Rosskopf, Myron Frederick,
AU  - Steffe, Leslie P.,
AU  - Taback, Stanley,
CN  - QA135.5 .P52
CN  - QA135.5
CY  - [Washington]
DA  - [1971]
ID  - 54608
KW  - Mathematics
KW  - Cognition in children
N1  - "Proceedings of a conference conducted at Columbia University, October 1970." Sponsored by the National Council of Teachers of Mathematics and the Dept. of Mathematical Education, Teachers College, Columbia University.
PB  - National Council of Teachers of Mathematics
PP  - [Washington]
PY  - [1971]
T1  - Piagetian cognitive-development research and mathematical education.
TI  - Piagetian cognitive-development research and mathematical education.
ER  -