000 00318nam a2200145Ia 4500
008 160316s1998 xxu||||| |||| 00| 0 eng d
020 _a9788127237530
100 _aSingh,B D
245 _aBiotechnology
250 _a
260 _aLUDHIANA
_bKALYANI PUBLISHERS
_c1998
300 _a649
700 _a
_a
942 0 0 _016
999 _c2936
_d2936