000 00359nam a2200121Ia 4500
008 170101s1991 xx 000 0 und d
082 _a300.72 BHA
100 _aBhatnagar O. P.
245 0 _aResearch Methods and Measurements in Behavioural and Social Sciences
260 _aNew Delhi
_bAgricole Pub. Aacademic
_c1991
300 _a272 p.
942 _2ddc
_cB
999 _c1090066
_d1090066