TY  - BOOK
AU  - Troutman,Andria
AU  - Lichtenberg,Betty K.
TI  - Mathematics, a good beginning: strategies for teaching children 
SN  - 0534069843 (pbk.) :
AV  - QA 135.5 .T76 1987
PY  - 1987///
CY  - Monterey, Calif.
PB  - Brooks/Cole Pub. Co.
KW  - Study and teaching (Elementary)
ER  -