K, D. K. (2011). Statistics for Business and Marketing Research (1st edition.). PHI Learning.
Chicago Style (17th ed.) ZitazioaK, Das Kishore. Statistics for Business and Marketing Research. 1st edition. New Delhi: PHI Learning, 2011.
MLA (9th ed.) ZitazioaK, Das Kishore. Statistics for Business and Marketing Research. 1st edition. PHI Learning, 2011.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.