共 26 条
[1]
BALCET JC, 1982, FARM TECHNOLOGY ADOP
[2]
BARDHAN P, 1989, EC THEORY AGRARIAN I
[3]
BELL C, 1989, OXFORD B ECON STAT, V51, P73, DOI 10.1111/j.1468-0084.1989.mp51001005.x
[4]
Bell C., 1988, HDB DEV EC
[6]
BUNTJER B, 1969, CHANGING STRUCTURE G
[9]
CLOUGH P, 1986, REV AFRICAN POLITICA, V34, P16