Newbold, P., Carlson, W. L., & Thorne, B. Statistics for business and economics (8th ed.).
Čikaški stil citiranja (17. izdanje)Newbold, Paul, William L. Carlson, i Betty Thorne. Statistics for Business and Economics. 8th ed.
MLA način citiranja (8. izdanje)Newbold, Paul, et al. Statistics for Business and Economics. 8th ed.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.