000 00307nam a22001097a 4500
008 230801b |||||||| |||| 00| 0 eng d
040 _aNational Science Library
_cNational Science Library
245 _aEarthmoving guide
260 _aCalcutta:
_bVijay Publication Co.,
310 _aBi-monthly
942 _cCR
999 _c56590
_d56590