000 00280nam a2200097Ia 4500
008 220204s9999 xx 000 0 und d
082 _a63(058)
_bSCI
245 0 _aScience for better living: The yearbook of agriculture. 1968
260 _aUSA
_bDept of Agriculture
_c1968
942 _cBK
999 _c21909
_d21909