MARKLAND, R. E., & SWEIGART, J. R. (1987). Quantitative methods: Applications to managerial decision making. John Wiley and Sons.
Lua i Stíl Chicago (17ú heag.)MARKLAND, Robert E., agus James R. SWEIGART. Quantitative Methods: Applications to Managerial Decision Making. New York: John Wiley and Sons, 1987.
Lua MLA (9ú heag.)MARKLAND, Robert E., agus James R. SWEIGART. Quantitative Methods: Applications to Managerial Decision Making. John Wiley and Sons, 1987.
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