TY  - GEN
AU  - Elcholz, Robert E.
AU  - O'Daffer, Phares G. (jt.auth)
TI  - Elementary school mathematics
U1  - 510 
PY  - 1965///
CY  - California
PB  - Addison-Wesley Publishing Company
KW  - Mathematics
N1  - Includes index
ER  -