000 00282nam a2200109Ia 4500
008 140917b1994 xxu||||| |||| 00| 0 eng d
082 _aTRE
100 _aTrehan, Keshav
245 _aBiotechnology
260 _aNew Delhi :
_bWiley Eastern Limited,
_c1994
650 _aBiotechnology
999 _c167456
_d167456