TY  - BOOK
ED  - Her Majesty΄s Stationery Office
TI  - Mathematics in primary schools
U1  - 372.7044 23
PY  - 1972///.
CY  - London: 
PB  - Her Majesty's Stationery Office, 
KW  - Mathematics
KW  - Study and teaching (Primary)
KW  - Great Britain
ER  -