共 176 条
[1]
Adams R.H., 1995, 102 INT FOOD POL RES
[6]
Alderman H., 1989, Seasonal variability in Third World agriculture: the consequences for food security., P81
[7]
Alderman H., 1992, World Bank Working Paper
[8]
Anderson J.R., 1977, AGR DECISION ANAL
[9]
ANDRAE G, 1992, RURAL URBAN INTERFAC
[10]
[Anonymous], [No title captured]