TY  - BOOK
AU  - Hackenberg, Amy J.
AU  - 
TI  - Developing Fractions Knowledge: Hackenberg, Amy J.; Norton, Anderson; Wright, Robert J
SN  - 97801412962193
U1  - 372.72/HAC/D 
PY  - 2016///
CY  - London
PB  - Sage
KW  - Education
KW  - Fractions--Study and teaching (Elementary)
ER  -