000 00308nam a2200121Ia 4500
005 20240713150721.0
008 240712s9999 xx 000 0 und d
041 _aeng
100 _aSingh, harendra
245 _aPerspective research & issued in teacher edu.
260 _aMerath
_b R.Lal book
300 _a672
999 _c30786
_d30786