000 00284nam a2200121Ia 4500
008 231011s9999 xx 000 0 und d
041 _aeng
100 _aKothari C.R
245 _aResearch Methodology
250 _a2000 2
260 _bWishwa Prakashan , NewDelhi -
365 _b165
999 _c888309
_d888309