Findlay, R., & Lundahl, M. Natural resources, "vent-for-surplus", and the staples theory. Handelshögskolan I Stockholm.
Chicago Style (17. basım) AtıfFindlay, Ronald, ve Mats Lundahl. Natural Resources, "Vent-for-surplus", and the Staples Theory. Suecia: Handelshögskolan I Stockholm.
MLA (9th ed.) AtıfFindlay, Ronald, ve Mats Lundahl. Natural Resources, "Vent-for-surplus", and the Staples Theory. Handelshögskolan I Stockholm.
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