000 00296nam a2200121Ia 4500
008 160122s9999 xx 000 0 und d
041 _aEnglish
100 _aDevendra Thakur
245 _aResearch methodology in S. sc
260 _bDelhi:Deep& Deep
_c2000
300 _a490p.
650 _aManagement
999 _c4589
_d4589