000 00283nam a22001217a 4500
082 _a016.5
_bRAJ/DE
100 _aRajaram,Kalpana
245 _aDevelopment in science & technology
250 _a22
260 _aNew Delhi
_bSpectrum Books Pvt Ltd
_c2013
300 _a856p.
942 _cBK
999 _c6518
_d6517