共 17 条
[5]
ETHIER W, 1969, 406 U PENNS DISC PAP
[6]
HENDERSON JV, 1979, EC SYSTEMS CITIES
[7]
HERBERG H, 1969, CAN J ECON, V3, P403
[8]
Herberg Horst, 1971, TRADE BALANCE PAYMEN
[9]
Jones R. W., 1968, INT ECON REV, V9, P261
[10]
Kemp M C, 1969, PURE THEORY INT TRAD, P154