000 00314nam a2200145Ia 4500
100 _aSharma, P. K.
020 _a81-8334-049-0
500 _aGratis
942 _cBK
245 _aResearch methodology
260 _aNew Delhi
_bEssential Books
_c2010
082 _a1.42
_b
300 _av,292
546 _aEnglish
999 _c424879
_d424879