000 00243nam a2200109Ia 4500
100 _aNatarajan,Lalitha.
942 _cBK
654 _a
245 _aDesigning a Questionnaire
260 _aNew Delhi
_bpriyamvadha pub
_c1981
082 _a001.433
999 _c347953
_d347953
041 _aeng