Lua APA (7ú heag.)

Levin, R. I., & Rubin, D. S. (1991). Statistics for management (5th ed.). Prentice Hall International.

Lua i Stíl Chicago (17ú heag.)

Levin, Richard I., agus David S. Rubin. Statistics for Management. 5th ed. Englewood Cliffs, N.J: Prentice Hall International, 1991.

Lua MLA (9ú heag.)

Levin, Richard I., agus David S. Rubin. Statistics for Management. 5th ed. Prentice Hall International, 1991.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.