Brightman, H., & Schneider, H. (1992). Statistics for business problem solving. College Division.
Chicago Style (17th ed.) ZitazioaBrightman, Harvey, eta Howard Schneider. Statistics for Business Problem Solving. Cincinnati, Ohio: College Division, 1992.
MLA (9th ed.) ZitazioaBrightman, Harvey, eta Howard Schneider. Statistics for Business Problem Solving. College Division, 1992.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.