Ray,Anandarup. (1984). cost-benefit analysis: Issues and methodologies. Johns Hopkins.
Chicago Stili AlıntıRay,Anandarup. Cost-benefit Analysis: Issues and Methodologies. Baltimore: Johns Hopkins, 1984.
MLA AlıntıRay,Anandarup. Cost-benefit Analysis: Issues and Methodologies. Johns Hopkins, 1984.
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