000 00320nam a2200145Ia 4500
020 _a0000000000000
082 _b176
_a570
100 _a"Simpkins J."
245 0 _aAdvance Biology
260 _bELBS
_aLondon
_c1989
300 _a760
944 _cBK
999 _c392907
_d392907