000 00317nam a2200121Ia 4500
008 140317s9999 xx 000 0 und d
082 _a599.323
100 _aHanssan,Lennart
245 _aBiocontrol of rodents.
260 _aStockholm
_bSwedish National Sci. Research Council
_c1975
300 _a306
942 _2ddc
_cBK
999 _c7466
_d7466