Berry, B. J. L., Conkling, E. C., & Ray, D. M. (1987). Economic geography: Resource use, locational choices, and regional specialization in the global economy. Prentice-Hall.
Cita Chicago (17th ed.)Berry, Brian Joe Lobley, Edgar C. Conkling, i D. Michael Ray. Economic Geography: Resource Use, Locational Choices, and Regional Specialization in the Global Economy. Englewood Cliffs, New Jersey: Prentice-Hall, 1987.
Cita MLA (9th ed.)Berry, Brian Joe Lobley, et al. Economic Geography: Resource Use, Locational Choices, and Regional Specialization in the Global Economy. Prentice-Hall, 1987.
Atenció: Aquestes cites poden no estar 100% correctes.