共 6 条
[1]
BROWN JAK, 1959, T R SOC TROP MED HYG, V53, P2
[2]
CHRISTALLER W., 1966, CENTRAL PLACES SO GE
[3]
KLAASSEN L, 1968, SOCIAL AMENITIES ARE
[5]
ROEMER NI, 1969, ORG MED CARE SOCIAL
[6]
[No title captured]