TY  - BOOK
AU  - Brueckner,Leo J.
AU  - Grossnickle,Foster E.
TI  - Making arithmetic meaningful
AV  - QA135 .B889
U1  - 372.7 
PY  - 1953///]
CY  - Philadelphia
PB  - Winston
KW  - Arithmetic
KW  - Study and teaching
KW  - Local
ER  -