DEWHURST R F. (1972). BUSINESS COST BENEFIT ANALYSIS. MCGRAW-HILL.
Chicago-čujuhus (17. p.)DEWHURST R F. BUSINESS COST BENEFIT ANALYSIS. LONDON: MCGRAW-HILL, 1972.
MLA-čujuhus (9. p.)DEWHURST R F. BUSINESS COST BENEFIT ANALYSIS. MCGRAW-HILL, 1972.
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