000 00544nam a2200205Ia 4500
008 230623s9999||||xx |||||||||||||| ||und||
020 _cRs.80.00
040 _aMAIN
041 _abeng
082 _a304.28
_bGHO
100 _aGhorai, Santosh Kumar
245 _aপরিবেশঃ ?
_cSantosh Kumar Ghorai
246 _aParibesh:?
250 _a1st ed.
260 _aকলকাতা:
_bদীপ প্রকাশন,
_c2000
300 _a216p.
_c21cm.
500 _aIncludes illustration
650 _aENVIRONMENT
942 _cUGB
999 _c3582
_d3582