000 00248nam a2200097Ia 4500
100 _aAgrawal C.
250 _a1st
020 _a81-8293-043-X
245 _aEncyclopaedia of research methodology Vol.1
260 _bCommon wealth publishers, Nerw Delhi
_c2011
082 _a001.42AGR
999 _c322967
_d322967