De Souza, G. R. (1979). System methods for socio-economic and environmental impact analysis. Lexington Books.
Chicago-viite (17. p.)De Souza, Glenn R. System Methods for Socio-economic and Environmental Impact Analysis. Lexington, Massachusetts: Lexington Books, 1979.
MLA-viite (9. p.)De Souza, Glenn R. System Methods for Socio-economic and Environmental Impact Analysis. Lexington Books, 1979.
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