Newbold,Paul. (2007). Statistics for Business and Economics (6th.). Pearson.
Dyfyniad Arddull ChicagoNewbold,Paul. Statistics for Business and Economics. 6th. Noida: Pearson, 2007.
Dyfyniad MLANewbold,Paul. Statistics for Business and Economics. 6th. Pearson, 2007.
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