TY  - BOOK
AU  - Clarke, Harwood L.
AU  - Norton, F.G.J.
TI  - Ordinary level mathematics
SN  - 0 435 50341 3
U1  - 510 
PY  - 1958///
CY  - London
PB  - Heinemann Educational
KW  - Oriental
KW  - Mathematics
ER  -