共 22 条
[1]
ALDER H, 1965, TRANSPORT INVESTMENT
[2]
FREDERIKSEN P, UNPUBLISHED
[3]
FREDERIKSEN PC, 1980, 803 NAV POSTGR SCH W
[7]
HANSEN NM, 1965, WESTERN ECON J, V4, P3
[9]
Hirschman A.O., 1958, STRATEGY ECON DEV
[10]
*INT BANK REC DEV, 1973, COUNTR REP MEX, V2