000 00336nam a2200145Ia 4500
005 20260205102706.0
008 260111s9999||||xx |||||||||||||| ||und||
082 _a1 Sa19B
100 _aSahni,A.K.
245 0 _aBook of Knowledge
260 _aDelhi
_bPTA of India
300 _a142p.
690 _aGeneral Knowledge
942 _cBK
999 _c250619
_d250619