TY  - BOOK
AU  - Kirkby,David
TI  - Spectrum maths - number
SN  - 0003127508 (spiral) :
U1  - 372.70440941 21
PY  - 1999///
CY  - London
PB  - Collins Educational
KW  - Mathematics
KW  - Study and teaching (Elementary)
KW  - Great Britain
KW  - Problems, exercises, etc
ER  -