000 00252nam a2200109Ia 4500
008 220525s9999 xx 000 0 und d
020 _a0 753408457"
082 _aJ 599.935 WALK
100 _aR WALKER
_9134156
245 0 _aGENES AND DNA
942 _cBK
_w561
_xJohn Tresidder
_y561
_zJohn Tresidder
999 _c635820
_d635819