TY  - BOOK
AU  - Samon`s, Laney
TI  - Guided math
SN  - 978-1-4258-0534-0
AV  - 372.7 Sa45g 
PY  - 2010///
CY  - Huntington Beach, CA
PB  - Shell Education
KW  - Mathematics
KW  - Study and teaching (Elementary)
N1  - Includes references
ER  -