TY  - BOOK
AU  - Sykes,Edna L.
TI  - Arithmetic activities handbook: an individualized and group approach to teaching the basic skills 
SN  - 0130460869
AV  - QA135.5 .S94 1976
U1  - 372.7/2/044 
PY  - 1976///
CY  - West Nyack, N.Y.
PB  - Parker
KW  - Aritmetica
KW  - Estudio y enseñanza
KW  - Arithmetic
KW  - Study and teaching
ER  -