TY  - GEN
AU  - Thirkettle, G. L.
TI  - Wheldon's Business Statistics and Statistical Method
SN  - 0273026968
AV  - HF1017 . T44 1981
PY  - 1981///
CY  - London
PB  - Pitman
KW  - Commercial statistics
N1  - includes index
ER  -