000 00381nam a22001577a 4500
999 _c85908
_d85908
003 NITIL
005 20210920161325.0
008 210920b ii ||||| |||| 00| 0 eng d
020 _cRs.
040 _aNITIL
_cNITIL
082 _223rd ed.
110 _aNSSO
_93230
245 _aNSS-66 round, report no. 538, July 2009-10
260 _aKolkata
_bThe author
_c2009
942 _2ddc
_cCF