Berry, B. J. L., & Conkling, E. C. (1987). Economic geography: Resource use, locational choices, and regional specialization in the global economy. Prentice-Hall.
Chicago-viite (17. p.)Berry, Brian Joe Lobley, ja Edgar C. Conkling. Economic Geography: Resource Use, Locational Choices, and Regional Specialization in the Global Economy. Englewood Cliffs, N.J: Prentice-Hall, 1987.
MLA-viite (9. p.)Berry, Brian Joe Lobley, ja Edgar C. Conkling. Economic Geography: Resource Use, Locational Choices, and Regional Specialization in the Global Economy. Prentice-Hall, 1987.
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