000 00305nam a2200109Ia 4500
008 240421s9999 xx 000 0 und d
100 _aSharma, R.A.
245 0 _aBasic Experimental Designs In Educational & Psychological Research
260 _aMeerut
_bVinay Rakheja
_c2009
300 _a425p.
942 _cBK
999 _c12678
_d12678