000 00322nam a2200145Ia 4500
008 220926s9999 xx 000 0 und d
100 _aDr. Hari krishan
245 0 _aSolid Geometary
250 _a-
260 _aNew Delhi
260 _bLaxmi Publishcation
260 _c0
650 _aSolid Geometary
942 _cBK
999 _c18926
_d18926