TY  - BOOK
AU  - Gattegno,Caleb
ED  - Educational Explorers Ltd.,
TI  - For the teaching of mathematics
U1  - 510.71 23
PY  - 1963///.
CY  - Reading: 
PB  - Educational Explorers Ltd., 
KW  - Mathematics
KW  - Study and teaching
N1  - Includes bibliographical references and indexes
ER  -