LEVINE, D. M. (1995). Business Statistics For Quality And Productivity / David M. Levine, Patricia P. Ramsey And Mark L. Berenson. Prentice-Hall.
Lua i Stíl Chicago (17ú heag.)LEVINE, David M. Business Statistics For Quality And Productivity / David M. Levine, Patricia P. Ramsey And Mark L. Berenson. Prentice-Hall, 1995.
Lua MLA (8ú heag.)LEVINE, David M. Business Statistics For Quality And Productivity / David M. Levine, Patricia P. Ramsey And Mark L. Berenson. Prentice-Hall, 1995.
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