Witteloostuijn, A. v. (1986). Barriers to entry and dynamic economies: A survey and critique. Institute of Economic Research, Faculty of Economics, University of Groningen.
Chicago-viite (17. p.)Witteloostuijn, Arjen van. Barriers to Entry and Dynamic Economies: A Survey and Critique. Groningen: Institute of Economic Research, Faculty of Economics, University of Groningen, 1986.
MLA-viite (8. p.)Witteloostuijn, Arjen van. Barriers to Entry and Dynamic Economies: A Survey and Critique. Institute of Economic Research, Faculty of Economics, University of Groningen, 1986.
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