Levin, R. I., & Rubin, D. (1994). Statistics for Management (6thed.). Prentice Hall.
Chicago Style (17th ed.) ZitazioaLevin, Richard I., eta David Rubin. Statistics for Management. 6thed. Englewood Cliffs, N.J.: Prentice Hall, 1994.
MLA (9th ed.) ZitazioaLevin, Richard I., eta David Rubin. Statistics for Management. 6thed. Prentice Hall, 1994.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.