000 00403nam a22001577a 4500
003 BD-DhUL
005 20170327114802.0
008 170327b xxu||||| |||| 00| 0 eng d
040 _cBD-DhUL
_dBD-DhUL
082 _a386
_bLEW
245 _aMethods Employed For Their Improvement /
260 _aC alcuta:
_bUniversity,
_c1906.
300 _a22p.:
_c32cm.
651 0 _2Report
_aIndia
942 _2ddc
_cBK
999 _c168072
_d168072