000 00293nam a2200121 4500
020 _a9789382074038
082 _a020.7
_bNIL/R
100 _aNilesh Kumar Roy
245 _aResearch methods and statistical techniques
260 _aNew Delhi
_bGlobus Press
_c2012
300 _a264p
942 _cBK
999 _c55256
_d55256