TY  - BOOK
AU  - Morgan,Kathleen
TI  - Lessons in teaching number & place value in primary schools
SN  - 9781446295250
PY  - 2014///
CY  - Thousand Oaks, CA
PB  - Sage Publications
KW  - Number concept in children
KW  - Study and teaching (Elementary)
KW  - Great Britain
ER  -