Dyfyniad APA

Ward, R., & Hoffman, L. (1961). Readings in economic geography. Holt Riane Hart.

Dyfyniad Arddull Chicago

Ward, R.J, and L.A Hoffman. Readings in Economic Geography. New York: Holt Riane Hart, 1961.

Dyfyniad MLA

Ward, R.J, and L.A Hoffman. Readings in Economic Geography. Holt Riane Hart, 1961.

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