TY  - BOOK
AU  - Godfrey,Charles
AU  - SSiddons,A.W.
TI  - Teaching of elementary mathematics
U1  - 372.7 
PY  - 1931///
CY  - London
PB  - Cambridge University Press
KW  - Mathematics
KW  - Study and teaching (Secondary)
N1  - Includes index
ER  -