000 00271nam a2200109Ia 4500
005 20251103125306.0
008 251103s9999 xx 000 0 eng d
100 _akotpal,R.L.& Juneja,S
245 0 _aPrani Vigyan ; Akheruki
260 _bRastogi Publication
942 _2ddc
_cBK
999 _c572
_d572