000 00346cam a2200145ua 4500
041 _aeng
_h
082 _a590
_bALE/BI
100 _aAlexander, Gordon .
245 _aBiology /
_cGordon Alexander.
_hTextual Documents
260 _aNew York :
_bBarnes & Noble ,
_c1961.
300 _a253 ; .
504 _a
942 _cBK
999 _c8777
_d8777