Boyce, R. R. (1974). The bases of economic geography: An essay on the spatial characteristics of man's economic activities. Holt, Rinehart and Winston, Inc.
Chicago-viite (17. p.)Boyce, R. R. The Bases of Economic Geography: An Essay on the Spatial Characteristics of Man's Economic Activities. New York, NY: Holt, Rinehart and Winston, Inc, 1974.
MLA-viite (9. p.)Boyce, R. R. The Bases of Economic Geography: An Essay on the Spatial Characteristics of Man's Economic Activities. Holt, Rinehart and Winston, Inc, 1974.
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