TY  - BOOK
AU  - Ridener, Barbara .
AU  - Fritzer, Penelope.
TI  - Mathematics content for elementary and middle school teachers
SN  - 0-205-40799-4
U1  - 372.7 RID 
CY  - Boston
KW  - Mathematics --Study and teaching (Elementary)
N1  - MAT202 Math in Lower Primary 2 (B.Ed-P) 
MAE501 and Mathematics Education

ER  -