000 00278nam a2200121Ia 4500
008 220201s1996 xx 000 0 eng d
082 _a613.7
_bMAN
100 _aMangal, S K
245 0 _aYog shiksha
260 _aNew Delhi
_bArya ook Depo
_c1996
300 _a143
942 _2ddc
999 _c28331
_d28331