Vazsonyi, A., & Spirer, H. F. (1987). Quantitave analysis for business. Prentice hall.
Čikaški stil citiranjaVazsonyi, Andrew, i Herbert F. Spirer. Quantitave Analysis for Business. New Delhi: Prentice hall, 1987.
MLA način citiranjaVazsonyi, Andrew, i Herbert F. Spirer. Quantitave Analysis for Business. Prentice hall, 1987.
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