000 00317nam a2200121Ia 4500
008 160212s9999 xx 000 0 und d
020 _a925102989X
245 _aState of food and agriculture 1990
260 _c1991
_aRome
_bFAO
300 _axxii 223p.
500 _aFAO agricultural series no- 23
942 _2udc
_cFAO
999 _c29980
_d29980