TY  - GEN
AU  - WAGNER, Sigrid
ED  - KIERAN, Carolyn
TI  - Research issues in the learning and teaching of Algebra
SN  - 0-87353-268-6
AV  - QA11RAME 
PY  - 1989///
CY  - London
PB  - Lawrence Erlbaum Associates
KW  - Mathematics-Study and teaching
KW  - Algebra-Study and teaching
ER  -