000 00383nam a2200097Ia 4500
008 190716s9999 xx 000 0 und d
082 _aTB-326#
100 _aBusamma, Kanchupati
245 0 _aConstruction and standardization of a diagnostic test in exponents and powers for class VII students of Hyderabad and Ranga Reddy district and suggestion of remedial measures
942 _cMF
_2DDC
999 _c24794
_d24794