000 00451nam a2200169Ia 4500
008 200910s1993 xx 000 0 und d
020 _a8120404955
041 _aeng
082 _a615.01
100 _aChopra V.C
245 _aGenetic engineering and biotechnology concepts methods and app.
250 _a4
260 _aNew Delhi
_bOxford University Press
_c1993
300 _a200
650 _aPharmaceutical Biotechnology
906 _aReference
999 _c37304
_d37304