000 00310nam a2200133Ia 4500
008 220314s9999||||xx |||||||||||||| ||und||
080 _a660.6
100 _aKeshav Trehan
245 0 _aBiotechnology
260 _bWiley Eastern Limited, New Delhi
_c1990
300 _a286
650 _aBiotechnology
942 _cBOOK
999 _c39
_d39