000			00314nam a2200121Ia 4500
008			151015s9999 xx 000 0 und d
020			_a-O76-O76
100			_aLewis, A.B.
245			_aLand classification for agri. Development
300			_a37 1952p.
500			_aFAO Development paper no 18
942			_cFAO _2udc
999			_c24752 _d24752