共 77 条
[71]
*UN REP TANZ, 1996, KIL REG SOC EC DEV P
[72]
*UN REP TANZ, 1997, FOOD SEC TANZ TRANSP
[73]
*UN REP TANZ, 1997, AGR POL MIN AGR COOP
[74]
*WFS, 2002, REP WORLD FOOD SUMM
[75]
Whiston S.C., 1993, J CAREER DEV, V19, P175, DOI [10.1007/BF01353276, DOI 10.1007/BF01353276]
[76]
Wisner B., 2003, RISK NATURAL HAZARDS