000 00303nam a2200109Ia 4500
008 160212s9999 xx 000 0 und d
100 _a"Boyle, P.J. ; Buntrock, H."
245 _aSurvey of the world agricultural documentation services
260 _aRome
_bFAO
300 _a219 1973p.
942 _2udc
_cFAO
999 _c30019
_d30019