000 00281nam a2200109Ia 4500
008 220630s9999 xx 000 0 und d
020 _a0-7614-7408-0
082 _aJR 603
100 _aEXPLORING TECHNOLOGY VOL.2
_9154844
245 0 _aBIOLOGICAL CONTROL-COG RAILROAD
942 _cBK
_w561
_xJohn Tresidder
_y561
_zJohn Tresidder
999 _c696457
_d696456