Gohagan, j. k. (1980). Quantitative analysis for public policy. Mc Graw- Hill.
Cita Chicago Style (17a ed.)Gohagan, john kenneth. Quantitative Analysis for Public Policy. New york: Mc Graw- Hill, 1980.
Cita MLA (9a ed.)Gohagan, john kenneth. Quantitative Analysis for Public Policy. Mc Graw- Hill, 1980.
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