TY  - GEN
AU  - The open university
TI  - Living with 4 :  numeracy
SN  - 0749261986
U1  - 519.5 
PY  - 1993///
CY  - Keynes
PB  - The open university
KW  - Mathematics
KW  - Statistical mathematics
KW  - Probabilities and applied mathematics
ER  -