TY  - BOOK
AU  - Lyle,J.S.
TI  - Practice and progress: basic essentials in arithmetic, english and verbal reasoning for the ten to twelve year age group 
U1  - 372.7 
PY  - 1965///
CY  - London
PB  - W. & G. Foyle
KW  - Mathematics
KW  - Study and teaching (Elementary)
KW  - Congresses
ER  -