TY  - BOOK
AU  - Bolt,R.L.
AU  - Reynolds,Cynthia
ED  - Unwin Hyman 
TI  - Mathematics to sixteen
SN  - 0713527331
U1  - 510 23
PY  - 1987///.
CY  - London: 
PB  - Unwin Hyman Ltd., 
KW  - Mathematics
KW  - Study and teaching
ER  -