Mann, P. S. (1995). Statistics for business and economics. John Wiley & Sons.
Lua i Stíl Chicago (17ú heag.)Mann, Prem S. Statistics for Business and Economics. New York: John Wiley & Sons, 1995.
Lua MLA (9ú heag.)Mann, Prem S. Statistics for Business and Economics. John Wiley & Sons, 1995.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.