Sharma, J. K. (2014). Business statistics (4th ed.). Vikas Publishing House.
Chicago Style aipamenaSharma, J K. Business Statistics. 4th ed. N.Delhi: Vikas Publishing House, 2014.
MLA aipamenaSharma, J K. Business Statistics. 4th ed. Vikas Publishing House, 2014.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.