共 27 条
- [1] [Anonymous], 1938, SOUTH ECON J, DOI DOI 10.2307/3693804
- [2] BRUNNER ED, VILLAGE COMMUNITIES, P16
- [3] BRUNNER ED, 1933, RURAL SOCIAL TRENDS, P83
- [4] Christaller W., 1933, ZENTRALEN ORTE SUDDE
- [5] DOUGLASS HP, LITTLE TOWN, P28
- [6] FRY L, 1926, AM VILLAGERS
- [7] LANDIS PH, 1933, S DAKOTA STATE AGR E, V279
- [8] LANDIS PH, 1938, RES STUDIES STATE CO, V6
- [9] LANDIS PH, 1938, WASHINGTON STAT AGR, V360
- [10] LANDIS PH, 1933, S DAKOTA AGR EX STA, V279