000 00399nam a2200133Ia 4500
008 130225s9999 xx 000 0 und d
100 _aOlson, G.W
245 _aSoil survey interpretation for engineering purposes
260 _aRome
_bFood and Agriculture Organization of the United Nations
_c1973
300 _a24 p.
440 _aNo. 19; FAO, Soils Bulletin
901 _a144713
942 _cB
_2udc
999 _c11322
_d11322