TY  - BOOK
AU  - Brown,Kenneth E.
AU  - Abell,Theodore L.
ED  - U.S. Department of Health
TI  - Analysis of research in teaching mathematics
U1  - 510.71 23
PY  - 1965///.
CY  - Washington: 
PB  - U.S Department of Health, Education and Welfare, 
KW  - Mathematics
KW  - Study and teaching
ER  -