000 00352nam a2200157Ia 4500
005 20241003124631.0
008 241003s9999||||xx |||||||||||||| ||und||
020 _c12
040 _aMAIN
100 _aDas & Mukherjee
245 0 _aUchhamadhyamik Kolanbidya
250 _a4th
260 _bA. Mukherjee & Co.
_c1981
650 _aMath
942 _cBK
999 _c23381
_d23381