TY  - BOOK
AU  - Ellemor-Collins, David
AU  - Tabor, Pamela D
AU  - Wright, Robert J
TI  - Developing number knowledge
AV  - CD/ LB 3051 Wri 
PY  - 2012///
CY  - London
PB  - SAGE Publications
KW  - MATHEMATICS--STUDY AND TEACHING (ELEMENTARY)
KW  - EDUCATIONAL TESTS AND MEASUREMENTS
N1  - Accompanies a textbook: Developing number knowledge: assessment, teaching and intervention with 7-11-year-olds
ER  -