000 00324nam a2200145Ia 4500
020 _a9780582331815
082 _b13-T
_a570
100 _a"NA"
245 0 _aPure Biology
260 _b,Longman,Redspot
_aSingapore
_c1993
300 _a170
944 _cTR
999 _c245392
_d245392