Thirkettle, G.L.
Wheldon's Business statistics and statistical method. by G.L. Thirkettle - \\ 7th ed. - London Macdonald & Evans Ltd 1972 - xi,242p.:ill.tables.
712102299
Wheldon's Business statistics and statistical method. by G.L. Thirkettle - \\ 7th ed. - London Macdonald & Evans Ltd 1972 - xi,242p.:ill.tables.
712102299