Gillroy, J. M. (1993). Environmental risk, environmental values, and political choices: Beyond effeciency trade-offs in public policy analysis. Westview.
Παραπομπή σε μορφή Chicago (17η εκδ.)Gillroy, John Martin. Environmental Risk, Environmental Values, and Political Choices: Beyond Effeciency Trade-offs in Public Policy Analysis. Boulder: Westview, 1993.
Παραπομπή σε μορφή MLA (9th εκδ.)Gillroy, John Martin. Environmental Risk, Environmental Values, and Political Choices: Beyond Effeciency Trade-offs in Public Policy Analysis. Westview, 1993.
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