Lewis,John Parry, & Traill,Alasdair. (1999). Statistics explained. Addison-Wesley.
Čikaški stil citiranjaLewis,John Parry, i Traill,Alasdair. Statistics Explained. England: Addison-Wesley, 1999.
MLA način citiranjaLewis,John Parry, i Traill,Alasdair. Statistics Explained. Addison-Wesley, 1999.
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