TY  - BOOK
AU  - Aspin,Val
ED  - Association of Teachers of Mathematics.
TI  - These have also worked for us at A level
T2  - ATM activity book
PY  - 1985///]
CY  - [Derby
PB  - Association of Teachers of Mathematics
KW  - Mathematics
KW  - Study and teaching (Secondary)
KW  - Great Britain
KW  - Problems, exercises, etc
ER  -