Wolswijk, G. F. T. (1991). The structural budget deficit estimates for the Netherlands, 1960-1987. Wolters-Noordhoff.
Lua i Stíl Chicago (17ú heag.)Wolswijk, Guido Franciscus Theodorus. The Structural Budget Deficit Estimates for the Netherlands, 1960-1987. Groningen: Wolters-Noordhoff, 1991.
Lua MLA (8ú heag.)Wolswijk, Guido Franciscus Theodorus. The Structural Budget Deficit Estimates for the Netherlands, 1960-1987. Wolters-Noordhoff, 1991.
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