TY  - BOOK
TI  - Harcourt math
SN  - 0153155167
AV  - QA 11 .H257 2002
U1  - GS 510.07 
PY  - 2002///
CY  - Orlando
PB  - Harcourt School Publishers
KW  - Mathematics
KW  - Study and teaching (Elementary).
ER  -