000 00295nam a22001457a 4500
003 SGT
082 _a370
_bR16S
100 _aSHARMA, R.S.
245 _aRESEARCH TECHNIQUES
250 _a1ST
260 _aNEW DELHI
_bSAMAY PUB
_c2016
300 _a252
650 _aEDUCATION
942 _2ddc
_cBK
999 _c12188
_d12188