APA (7e ed.) Bronvermelding

Berry, B. J. L., & Conkling, E. C. (1987). Economic geography: Resource use, locational choices, and regional specialization in the global economy. Prentice-Hall.

Chicago (17e ed.) Bronvermelding

Berry, Brian Joe Lobley, en Edgar C. Conkling. Economic Geography: Resource Use, Locational Choices, and Regional Specialization in the Global Economy. Englewood Cliffs, N.J: Prentice-Hall, 1987.

MLA (9e ed.) Bronvermelding

Berry, Brian Joe Lobley, en Edgar C. Conkling. Economic Geography: Resource Use, Locational Choices, and Regional Specialization in the Global Economy. Prentice-Hall, 1987.