000 00323nam a2200133Ia 4500
008 230601s9999 xx 000 0 und d
100 _aSingh, R.N.
245 0 _aAdhunik Manovigya Prayog and Parikshak bhag-1
250 _a2nd
260 _bAgrawal Pub.
_aAgra
_c2010
300 _a139
650 _aEducation
942 _cREF
999 _c8716
_d8716