Economic Development Institute of the World Bank, Organisation for Economic Co-operation and Development, & Winpenny, J. T. (1995). The economic appraisal of environmental projects and policies: A practical guide. Organisation for Economic Co-operation and Development.
Παραπομπή σε μορφή Chicago (17η εκδ.)Economic Development Institute of the World Bank, Organisation for Economic Co-operation and Development, και J. T. Winpenny. The Economic Appraisal of Environmental Projects and Policies: A Practical Guide. Paris: Organisation for Economic Co-operation and Development, 1995.
Παραπομπή σε μορφή MLA (9th εκδ.)Economic Development Institute of the World Bank, et al. The Economic Appraisal of Environmental Projects and Policies: A Practical Guide. Organisation for Economic Co-operation and Development, 1995.