000 00284nam a2200121Ia 4500
008 230125s9999 xx 000 0 und d
100 _aPathak, P.D.
_917642
245 0 _aEducation Phychology
250 _a40TH
260 _bAgra: Agrawal pub.
_c2011
300 _a585
942 _cBK
999 _c115785
_d115785