000 00389cam a2200157ua 4500
001 5614
008 180531n ii |||gr||||Z||||||eng
040 _aIN-GwRGU
082 _a891.4513
100 1 _aChoudhury, Minati,.
_eAuthor.
245 0 0 _aBahir mat/
_cby Minati Choudhury.
250 _a1st ed.
260 _aSibsagar:
_bTeportal,
_c1999.
300 _a88p.:
_c23 cm.
942 _2ddc
_cBK
999 _c5457
_d5457