000 00290nam a22001217a 4500
020 _a81-272-2687-4
082 _a574.87 SIN
100 _aSingh, B D
245 _aPrinciples and techniques of biotechnology
260 _aLudhiana
_bKalyani Publishers
_c2007
300 _a280
942 _cBK
999 _c226298
_d226298