TY  - GEN
AU  - Thirkettle, G.L.
TI  - Wheldon's business statistics and statistical method:  
SN  - 0273026968
U1  - 001.422 
PY  - 1981///
CY  - London
PB  - Pitman Publishing Ltd
KW  - Knowledge
KW  - Business Statistics
ER  -