KAXMIER LEONARD. (1976). BUSINESS STATISTICS.THEORY AND PROBLEMS. MCGRAW-HILL.
Lua i Stíl Chicago (17ú heag.)KAXMIER LEONARD. BUSINESS STATISTICS.THEORY AND PROBLEMS. NEW YORK: MCGRAW-HILL, 1976.
Lua MLA (9ú heag.)KAXMIER LEONARD. BUSINESS STATISTICS.THEORY AND PROBLEMS. MCGRAW-HILL, 1976.
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