Verma, A. (2009). Business statistics. 4ed (4.). Asian Books.
Chicago-čujuhus (17. p.)Verma, A.P. Business Statistics. 4ed. 4. New Dehli: Asian Books, 2009.
MLA-čujuhus (9. p.)Verma, A.P. Business Statistics. 4ed. 4. Asian Books, 2009.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.