000 00378nam a2200109Ia 45e0
008 181001s1989 xx 000 0 und d
100 _aWorld watch paper
245 0 _aWater for Agril. Facing the limits Dec. 1989
260 _aWashington
_bMassachnsetts Avvenue
_c1989
300 _a54
942 _2ddc
_cBK
999 _c4612
_d4612