000 00335 a2200169 4500
245 1 _aProceedings
260 _aHague
_bISNAR
_c1991
650 _aManagement
650 _aInformation
650 _aAgricultural
650 _aResearch
650 _aAsia
100 _a
_d
300 _a119p.
942 _2udc
_cB
901 _a218936
999 _c90476
_d90476