000 00313nam a2200121Ia 4500
008 190723s9999 xx 000 0 und d
020 _a978-81-203-4808-0
100 _aS.K Mangal
245 0 _aReearch Methodologyn in Behavioural Sciences
260 _aDelhi
_bPHI Learning
_c2013
300 _a740:p
942 _cBK
999 _c1570
_d1570