000 00310nam a2200121Ia 4500
008 190711s9999 xx 000 0 und d
082 _a543.5 D418
100 _aDE ONG.E.R
245 0 _aCHEMISTRY AND USERS OF RESTICIDES
260 _aNEW YORK
_bReinhold Publishing
_c1956
300 _a23X15
942 _cBK
_2DDC
999 _c10267
_d10267