000 00306nam a2200121Ia 4500
008 200608s9999 xx 000 0 und d
100 _aBalasubramanin d
245 0 _aConcepts in biotechnology
260 _aNew Delhi
_bUniversity Press
_c1996
300 _a425p
650 _aBiotechnology
942 _cBK
_2DDC
999 _c1992
_d1992