000			00353nam a2200133Ia 4500
008			151018s9999 xx 000 0 und d
080			_aF333:63.001.6 _bLEW-L
100			_aLewis, A.B.
245			_aLand classification for agricultural development
260			_c1952
300			_avi 37p.
500			_aFAO Development paper no- 18
942			_cFAO _2udc
999			_c25734 _d25734