Kirkpatrick, C. H., & Weiss, J. (1996). Cost-benefit analysis and project appraisal in developing countries. E. Elgar.
Lua i Stíl Chicago (17ú heag.)Kirkpatrick, C. H., agus John Weiss. Cost-benefit Analysis and Project Appraisal in Developing Countries. Cheltenham, [England]: E. Elgar, 1996.
Lua MLA (9ú heag.)Kirkpatrick, C. H., agus John Weiss. Cost-benefit Analysis and Project Appraisal in Developing Countries. E. Elgar, 1996.
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