TY  - BOOK
AU  - Mclellan,  James A.
AU  - Dewey,  John
TI  - Psychology Of Number And Its Application To Methods Of Teaching Arithmetic
U1  - 375.511 
PY  - 1914///
CY  - Ny
PB  - D.Appleton And Company
KW  - Curriculum-psychology
KW  - Number-psychology
ER  -