TY  - BOOK
AU  - Gray, Erim
TI  - Discovering algebra: an investigative approach, condensed lessons in spanish
SN  - 1559536764
U1  - 512GRA 21
PY  - 2004///
CY  - Emeryville, Chicago
PB  - Key Curriculum Press
KW  - Algebra
KW  - Mathematics
ER  -