TY  - BOOK
AU  -  Smith,Seaton E.
TI  -  Explorations in elementary mathematics / 
U1  -  510.71 SMITH 
PY  - 1966///
CY  -  Englewood Cliffs, N.J. : 
PB  -  Prentice-Hall, 
KW  -  Arithmetic
KW  -  Foundations
N1  -  Bibliography : p. 245-246
ER  -