000 00348nam a2200121Ia 4500
100 _aChandrakandan, K; Venkatapirabu, J; Sekar, V & Anandakumar, V
020 _a81-7648-241-2
942 _cBK
245 _aTests & measurements in social research
260 _aA P H Publishing Corporation, New Delhi
_c2001
082 _a151.2 Cha
300 _ax,416
999 _c27676
_d27676