TY  - BOOK
AU  - Haylock, Derek.
AU  - McDougall, Douglas.
TI  - Mathematics every elementary teacher should know : Grades K-8 
SN  - 1552440125
U1  - 513.1024372 HAY 
PY  - 1999///
CY  - Canada, Toronto
PB  - Trifolium Books Inc
KW  - Mathematics
KW  - Study and teaching (Elementary)
N1  - Include index
ER  -