000 00298nam a2200109Ia 4500
001 MPKV108644
008 120911s9999 xx 000 0 und d
082 _a633.18
245 _aIRRI Research paper Series Vol.56-85
_c;
246 _aIRRI Research paper Series
260 _aPhillippines
_bIRRI
_c1981-82
999 _c71996
_d71996