000 00374nam a2200169Ia 4500
008 070101s9999||||xx |||||||||||||| ||und||
020 _a9788170336532
082 _a300.72 AHU
100 _aAhuja, Ram
245 0 _aResearch Methods
250 _a1st
260 _aNew Delhi
260 _bRawat Publicaton
260 _c2017
300 _a454
942 _cLeding
999 _c13409
_d13409