TY  - BOOK
AU  - FEHS,Howard F.
AU  - Phillips,Jo McKeeby
TI  - Teaching modern mathematics in the elementary school
T2  - Addison-Wesley series in education
U1  - 510.7 
PY  - 1972///
CY  - Reading, Mass.
PB  - Addison-Wesley Pub. Co.
KW  - Mathematics
ER  -