APA-čujuhus (7. p.)
Verma, A. (2007). Business statistics (3rd ed.). Asian books pvt. ltd.
Chicago-čujuhus (17. p.)
Verma, A.P. Business Statistics. 3rd ed. New Delhi: Asian books pvt. ltd, 2007.
MLA-čujuhus (9. p.)
Verma, A.P. Business Statistics. 3rd ed. Asian books pvt. ltd, 2007.
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