共 76 条
- [1] ARMSTRONG FH, 1974, ASPECTS 19TH CENTURY, P81
- [2] BELCHER WW, 1947, ECONOMIC RIVALRY ST
- [3] BERRY BJL, 1967, GEOGRAPHY MARKET CTR, P5
- [5] BOWDEN M, 1971, P ASS AM GEOGR, V3, P32
- [6] Bradshaw James Stanford, 1971, MICHIGAN HISTORY, V55, P321
- [7] CARELESS JMS, 1974, ASPECTS 19TH CENTURY, P77
- [8] CHRISTALLER W, 1966, CENTRAL PLACES SO GE, P19
- [9] COLLINS L, 1975, LOCATIONAL DYNAMICS, P73
- [10] CONZEN MP, 1975, J HISTORICAL GEOGRAP, V1, P365