(1978). Econometric contributions to public policy: Proceedings of a conference held by the International Economic Association at Urbino, Italy. Macmillan.
Chicago-viite (17. p.)Econometric Contributions to Public Policy: Proceedings of a Conference Held by the International Economic Association at Urbino, Italy. London: Macmillan, 1978.
MLA-viite (9. p.)Econometric Contributions to Public Policy: Proceedings of a Conference Held by the International Economic Association at Urbino, Italy. Macmillan, 1978.
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